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Author Guidelines

Our requirements for submitted manuscripts are in accordance with the Uniform Requirements for Manuscripts Submitted to Biomedical Journals. For general information about the structure and content of a biomedical manuscript, authors should get familiar with the ICMJE Uniform Requirements for Manuscripts before reading the specific instructions for World Journal of Oncology below.

General Requirements

Important notes: If you submit manuscripts via the online submission system, the first step is to register as a user of this site, make sure to check to register as Author, and then you may add yourself as a Reader or a Reviewer as you like. When you upload your files, the manuscript main text is uploaded as the SUBMISSION FILE, and all other files are uploaded as SUPPLEMENTAL FILES, such as figures, cover letter, etc.

All manuscripts should be submitted electronically via our website, submissions via regular postal mail are not acceptable at the moment. Manuscripts should be double-spaced (including references, tables, and figure legends). World Journal of Oncology does not enforce a word limit for the manuscript, neither has a limit for figures, tables, legends and references.

Before submitting online, authors are asked to have their manuscript saved in word file and each figure saved as a separate electronic file, preferably named as "figure 1.tif," "figure 2.jpg," etc.

Manuscripts are accepted for consideration with the understanding that they have been submitted solely to World Journal of Oncology and that they have not been previously published, either in whole or in part. World Journal of Oncology is a fully peer-reviewed journal. The editors reserve the right to make editorial changes in all matter published in the Journal.

A cover letter should accompany the manuscript. It should include the name, mailing address, telephone and FAX numbers, and e-mail address of the corresponding author.


Clinical Trials Registration

Authors are encouraged to register their clinical trials with an international recognized clinical trials register, such as:; the EU Clinical Trials Register; WHO Clinical Trials Registry Platform.

Though not strictly required, the following clinical reporting guidelines are recommended to follow when preparing the relevant manuscripts.

Randomised trials (CONSORT)
Observational studies (STROBE)
Systematic reviews (PRISMA) 
Case reports (CARE)
Qualitative research (SRQR) 
Diagnostic / prognostic studies (STARD)
Quality improvement studies (SQUIRE)
Economic evaluations (CHEERS)  
Animal pre-clinical studies (ARRIVE)  
Study protocols (SPIRIT)  
Clinical practice guidelines (AGREE)


Types of Manuscripts

The manuscript should be written in English and the editors reserve the right to make appropriate corrections in grammar and style.

Original articles
Should report original research not previously published or being considered for publication elsewhere. Manuscripts may be edited to improve clarity and expression.

Though usually solicited, Readers are encouraged to write about any cutting edge topics that relates to basic and clinical gastroenterology, unsolicited topical commentaries of interest of maximum 3000 words will be welcomed for consideration.

In-depth reviews of recent developments are welcome, and will undergo peer review. Reviews should have an abstract of up to 350 words.

Case report
There is no word limit or figure limit for case(s) report.

Summary of meetings
Brief of medical conferences in up-to-date topics of oncology and relevant fields will be considered publishing on World Journal of Oncology.

Preparation of Original Articles

Original Articles are full-length reports of original research and will be considered for either the Clinical Research or the Basic Research. All articles should cover topics relevant to clinical and basic studies in oncology.

Title Page
Title: Include animal species. Use no abbreviations. Limit: 150 characters with spaces.
Short Title: Limit 45 characters (with spaces).

Include first and last names of all authors, and name and full location of department and institution where work was performed.

Grant Support
List grant support and other assistance if applicable.

Provide name, complete address, e-mail address, telephone number, and fax number of corresponding author.

Financial Disclosures
All authors must disclose any financial arrangement(s) they may have with a company whose product figures prominently in the submitted manuscript or with a company making a competing product.

Structured abstract
Limit: 350 words. Organize according to the following headings: Background & Aims, Methods, Results, and Conclusions. Do not use footnotes, or references.

Key words
Provide up to 8 keywords.

Should be brief and set out the purposes for which the study has been performed along with relevant previous studies only wherever essential and necessary.

Materials and methods
Should be sufficiently detailed so that readers and reviewers can understand precisely what has been done without studying the references directly. The description may be abbreviated when well accepted techniques are used. Describe ethical guidelines followed, for human or animal studies. Cite approval of institutional human research review committee or animal welfare committee. Outline statistical methods used. When describing the results of hypothesis testing, report P values and/or confidence intervals. Using phrases such as "not significant" is not sufficient. Identify drugs and chemicals used by generic name, if trademarks are mentioned, manufacturer name and city are given.

Should be presented precisely and directly. Do not include discussion of their importance in this section of the manuscript.

Tables should be prepared without use of tabs; most table editor programs can be uploaded successfully.

Images: Images can be clinical, pathologic (gross or microscopic), endoscopic, or radiographic. They should be of high quality (300 dpi or greater, clear, and in good focus), and illustrate well the diagnosis.

Color files should be submitted in the CMYK color space. Authors are encouraged to present color figures in a manner that will allow the data to be interpreted by colorblind readers.

If your figures include text, an 8 to 10 point font should be used. Acceptable fonts are "sans serif" fonts such as Arial, Helvetica, and Myriad. Examples of unacceptable fonts ("serif" fonts) are Times.

Photographs of identifiable patients must have written permission to publish from the patient.

Line art and graphs: any graphs or line art you submit are at a resolution of at least 300 dpi so that they are readable to reviewers.

Accepted figure file formats: We support the following file formats: .bmp, .gif, .jpg, .png, .tif, .eps. When sending image files, please do not embed them in Word or PowerPoint. You may submit mixed file formats such as image1.jpg, image2.tif, image3.eps. Preferred figure file formats: .tiff, .psd .eps and .jpg.

Image file formats not supported at this time: ChemDraw, CorelDraw, Canvas, FreeHand, Excel, SigmaPlot, and Equation Editor. You may export image files from these programs as PDF, Jpeg, or other acceptable file formats.

File naming convention: Figures should be named consecutively such as "figure 1.tif," "figure 2.jpg," etc., with the file extension appended (.tif, .jpg, .eps, etc). Each figure should be saved as a separate electronic file. Authors must be aware of that color figure printing fee will be incurred. If the manuscript is reviewed with color figures, and the author does not wish to pay for printing color figures, the authors may choose to have their color figures printed in grayscale or black-and-white. Color figures are always free online.

Discussion should be directly relate to the study being reported. Do not include a general review of the topic only. An in-depth and insightful discussion in regarding to the new findings is encouraged.

Number references in the order cited as Arabic numerals in square brackets on the line. Only literature that is published or in press (with the name of the publication known) may be numbered and listed; abstracts and letters to the editor may be cited. Other materials, such as manuscripts submitted, unpublished data, personal communications, and the like, should not be cited.

List all authors up to seven, using "et al." when the number is greater than seven.

Journal Articles

Zargar SA, Javid G, Khan BA, Yattoo GN, Shah AH, Gulzar GM, Singh J, et al. Endoscopic ligation compared with sclerotherapy for bleeding esophageal varices in children with extrahepatic portal venous obstruction. Hepatology. 2002;36(3):666-672.

Tan PC, Hou MC, Lin HC, Liu TT, Lee FY, Chang FY, Lee SD. A randomized trial of endoscopic treatment of acute gastric variceal hemorrhage: N-butyl-2-cyanoacrylate injection versus band ligation. Hepatology. 2006;43(4):690-697.

Watson JD. The Double Helix. New York: Atheneum, 1968:1-6. Book Chapters

Hofmann AF. The enterohepatic circulation of bile acids in health and disease. In: Sleisinger MH, Fordtran JS, eds. Gastrointestinal Disease. Volume 1. 5th ed. Philadelphia: Saunders, 1993:127-150.

Figure and table legends
Please do not embed or flatten the text into the image files. Legends should be in Word file and start from a new page, and numbered corresponding to the appearing order in the text.

Preparation of Review

Review article should include title page, an abstract (not more 350 words) and an introduction section, followed by the review.

Preparation of Case Report

Case report requires a title page, an abstract and an introduction, followed by the case report and discussion.

Preparations of Letter to the Editor, Editorial

These should have a title page, a main body of text and references. They do not need the abstract and introduction section.

Conflict of Interest, Human and Animal Rights, and Informed Consent

The authors should declare any conflict of interests related to the manuscript. Published research must comply with the guidelines for human studies and animal welfare regulations. Authors should state that subjects have given their informed consent and that the study protocol has been approved by the institute’s committee on human research. Further, they should also state that animal experiments conform to institutional standards.

Clinical Trial

Randomized controlled trials should be presented according to the CONSORT guidelines (JAMA2001;285:1987-1991 or Authors should provide the CONSORT checklist with a diagram illustrating the progress of patients through the trial, including recruitment, enrollment, randomization, withdrawal and completion, and a detailed description of the randomization procedure. Manuscripts that fail to comply with CONSORT guidelines or do not include the CONSORT checklist at the time of submission will not be considered for publication.

We suggest that submissions reporting randomized controlled trials should follow CONSORT guidelines; diagnostic accuracy studies follow STARD guidelines; meta-analyses follow QUOROM guidelines; and for manuscripts reporting epidemiological studies should follow STROBE guidelines.


Published research must comply with the guidelines for human studies and animal welfare regulations. Authors should state that subjects have given their informed consent and that the study protocol has been approved by the institute’s committee on human research. Further, they should also state that animal experiments conform to institutional standards.

Review Process

Reviewers provide comments for the editor and for the authors. The Journal expects reviewers to treat manuscripts as confidential communications and not to use the content for their own purposes or make copies of the manuscripts. Reviewers are also expected to declare to the editor any possible conflicts of interest. Details for peer-review process.


The single most important criterion for acceptance is the originality of the work. However, a decision to accept a manuscript is not based solely on the scientific validity of its content. Other factors may affect decisions, such factors are, the extent and importance of new information in the paper compared with that in other papers being considered, the Journal's need to represent a wide range of topics, and the overall suitability for World Journal of Oncology.

Decisions on peer-reviewed papers are sent to the authors via email within an average of 3 weeks from the date of submission.


Accepted papers are subject to copyediting according to the style of World Journal of Oncology, authors will be sent galleys (HTML and PDF) for proofreading. The authors need to approve all the statements contained in the article including the changes the copyeditor has made before publication.


The statements and opinions contained in this journal are solely those of the individual authors and do not necessarily reflect those of the editors or the publisher. The appearance of advertisements in the Journal is not a warranty, endorsement or approval of the products or services advertised or of their safety. The Editor-in-Chief and the Publisher disclaim responsibility for any injury to persons or property resulting from any ideas or products referred to in the articles or advertisements.

Open Access Publishing Charge

This is an open access journal, an open access Article Publishing Charge is required for accepted articles, fees vary from article types, click here for rates details. Upon acceptance for publication, this fee is payable, an invoice will be sent to the submitting author or corresponding author.

Corrections and retractions

If serious error or scientific misconduct occurs, the article will be retracted during any stage of publishing. If the paper with error has been published, and the error is minor without affecting the overall results and conclusions of the study, a correction statement will be published in the next available issue. If errors occur during the editing/copyediting or proofreading because of the publisher, a correction will be published as erratum.

Manuscript Funding Agencies

If your manuscript was NIH- or HHMI-funded, or funded by UK, Europe or Canada agencies, you may click here for more information of Pubmed Central deposit after your article published.


Submission Preparation Checklist

As part of the submission process, authors are required to check off their submission's compliance with all of the following items, and submissions may be returned to authors that do not adhere to these guidelines.

  1. The submission has NOT been previously published, nor is it before another journal for consideration (or an explanation has been provided in Comments to the Editor).
  2. The submission file is in Microsoft Word, RTF, or WordPerfect document file format.

    The text is double-spaced; using 12-point font; tables and figures can be placed at the end of the maintext or in the separat files.

    Please add line numbers and page numbers in the maintext Word document.

  3. All authors certify that he or she has participated sufficiently in the intellectual content, the analysis of data. Each author has reviewed the final version of the manuscript and approves it for publication. Should the editors request the data upon which the work is based, the authors shall produce it.
    The submitting author or/and corresponding author should provide valid email address for article processing correspondence.
  4. All contents of manuscript must be written in English.
    Some accented letters may not be displayed correctly in the online version.
    The text adheres to the stylistic and bibliographic requirements outlined in the Author Guidelines, which is found in About the Journal.
    There must be a title page included in the manuscript maintext, with all authors' affiliations and addresses clearly indicated, the corresponding author's email, telephone and fax number are also clearly given.

    A short title (running title) of up to 45 characters (with spaces) should be provided.

    Please underline the LAST NAME for each author!
  5. Each figure is saved and uploaded as a single file, not embedded in the main text Word file. Figure format can be JPG, EPS or TIFF. Figure files should be properly labeled.
  6. The authors should declare any conflict of interests related to this manuscript.

    Any studies involving patients or volunteer subjects should have the ethics committee approval and informed consent, and this should be clearly stated in the manuscript. The written informed consents should be retained by the author and must be provided upon editor's request.

  7. The authors have obtained written permission for the use of text, tables, and/or illustrations from any copyrighted sources, patient informed consent, and agree to supply such written permissions to World Journal of Oncology upon request.
  8. When entering the submission's Metadata, make sure all authors are entered, not just the submitting or corresponding author.
    The first name and last name of each author must be in full instead of in initials.
  9. Important Submission Notes
    When uploading the manuscript files, please be advised that ONLY the manuscript maintext should be uploaded as the SUBMISSION FILE (in step 2), all other files (such as figures, cover letter, etc) must be uploaded as SUPPLEMENTARY FILES (in step 4).
  10. If you prepare your manuscript using a reference managing software, you should remove the field codes before submission.
  11. All figures, tables and references are cited in the maintext in numeric sequence. All patients identifying marks have been removed from the figures.

Copyright Notice

Open access
This journal provides immediate open access to its content, by this way, we make research freely available to the public and support a greater global exchange of knowledge.
By default, Elmer Press publishes all articles under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (Attribution-NonCommercial 4.0 International CC-BY-NC 4.0), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

Copyright, license, and permission for authors
The authors retain the copyright of their published articles, and the corresponding author has the right to grant on behalf of all authors the license (Creative Commons Attribution-NonCommercial 4.0 International License) to the publisher. This license allows authors to use their own articles for their own non-commercial purposes without seeking permission from us, but should provide proper acknowledgement and citation of the first publication in our journal. If the use is for commercial purpose, the authors should obtain permission from us, and a fee may apply.

The non-commercial use may include the following:
1) Post a fulltext or abstract of their own article on their own personal or institutional websites.
2) Making a reasonable number of copies for personal or non-commercial professional use, e.g. for authors’ own teaching tasks.
3) Republishing part or the entire article in a book or other publication edited by the author.
4) Using the article in a course pack or compilation (whether paper or electronic) in the authors’ institution. This does not apply if a commercial charge is made for the compilation or training program.

Permission for the third parties
Anyone (other than the authors) is free to reuse, change and build upon the work non-commercially, but the new work must be non-commercial and the original source must be acknowledged and cited. Any third party who wants to reproduce an article, in part or fulltext, for commercial proposes, should seek our permission, a fee may apply.


Privacy Statement

The names and email addresses entered in this journal site will be used exclusively for the stated purposes of this journal and will not be made available for any other purpose or to any other party.

Reviewers provide comments for the editor and for the authors. The Journal expects reviewers to treat manuscripts as confidential communications and not to use the content for their own purposes or make copies of the manuscripts. Reviewers are also expected to declare to the editor any possible conflicts of interest.

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World Journal of Oncology, bimonthly, ISSN 1920-4531 (print), 1920-454X (online), published by Elmer Press Inc.     
The content of this site is intended for health care professionals.
This is an open-access journal distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License, which permits unrestricted
non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Creative Commons Attribution license (Attribution-NonCommercial 4.0 International CC-BY-NC 4.0)

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the Committee on Publication Ethics (COPE) guidelines, and the Principles of Transparency and Best Practice in Scholarly Publishing.

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