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Article Types

The tier 1 article types below are accepted for submission to this journal.

Frontiers offers multiple article types to maximize your options for disseminating your work.

Please ensure that any manuscript you submit to Frontiers conforms to the Committee on Publication Ethics (COPE) and the International Committee of Medical Journal Editors (ICMJE) recommendations for ethics, as well as to the general Frontiers article requirements. All submitted manuscripts will be checked by plagiarism detection software.

All Frontiers articles are peer-reviewed, receive a DOI, are citable, published in PDF and HTML format, and submitted for indexing in relevant digital archives.

The most prominent original research published at Frontiers is selected by the community, monitored through advanced article-level metrics. The authors of these highly accessed articles are contacted to contribute tier 2 articles, Focused Reviews and Frontiers Commentaries, aimed at the broader audience of the field.

Additional information relevant to your submission:

Author Guidelines
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Open access and publishing fees

TIER 1 ARTICLE TYPES

Original Research

Original Research articles describe the hypothesis, study, and methods of original research. The results of the research are reported, interpreted and a discussion of the possible implications may be included. Original Research articles may also encompass disconfirming results which allow hypothesis elimination, reformulation and/or report on the non-reproducibility of previously published results. Original Research Articles are peer-reviewed, have a maximum word count of 12,000 and may include up to 15 Figures/Tables. Authors are required to pay a fee to publish an Original Research Article.

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Methods

Methods articles present a new method or emerging technique and/or software that opens new avenues for experimental investigation of important issues in a field. Method manuscripts should include the experimental objectives, the validation of the method with example(s) of its application, the limitations of current techniques, and a detailed protocol of the new technique. In addition, there should be some data to demonstrate the power of the technique. Methods Articles may also include personal insight of the significance of the technology for the field. Methods Articles are peer-reviewed, have a maximum word count of 12,000 and may include up to 15 Figures/Tables. Authors are required to pay a fee to publish a Methods Article.

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Hypothesis & Theory

Hypothesis and Theory articles present a novel argument, interpretation or model intended to introduce a new testable hypothesis or support already existing theories. They should provide new insights into a significant question or issue and the argumentation must be closely tied to empirical data. In addition, the novel interpretation or theroy put forth should lead to testable predictions. Hypothesis and Theory Articles are peer-reviewed, have a maximum word count of 12,000 and may include up to 15 Figures/Tables. Authors are required to pay a fee to publish a Hypothesis and Theory Article.

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Review

Review articles cover topics that have seen significant development or progress in recent years with comprehensive depth, balanced perspective, intellectual insight, and broad general interest. Reviews do not merely summarize the literature, but should critique fundamental concepts, issues, and problems that define the field. Review articles CANNOT include unpublished data nor original data, and may be rejected in review or reclassified (at a significant delay) if found to include such content. Any inclusion of verbatim text must be contained in quotation marks and clearly reference the original source. Review Articles are peer-reviewed, have a maximum word count of 12,000 and may include up to 15 Figures/Tables. Authors are required to pay a fee to publish a Review Article.

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Clinical Case Study

Clinical Case Studies present real patient cases from medical practice. They should present cases that make a significant contribution to the body of knowledge in the medical field. Clinical Case Studies illustrate the signs, symptoms, diagnosis, and treatment of a disease. They include a brief presentation of the case, background information, and a discussion of the significance of the case. Clinical Case Studies are peer-reviewed, have a maximum word count of 12,000 and may include up to 15 Figures/Tables. Authors are required to pay a fee to publish a Clinical Case Study.

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Mini Review

Mini Review articles focus on current areas of investigation and recent developments in the field. They offer a succinct and clear summary of the topic, allowing readers to get up-to-date on new developments and/or emerging concepts. Mini Reviews must not include unpublished data nor original data, and may be rejected or reclassified at a significant delay if found to include such content. Any inclusion of verbatim text must be contained in quotation marks and clearly reference the original source. Mini Reviews are peer-reviewed, have a maximum word count of 3,000 and may contain no more than 2 Figures/Tables. Authors are required to pay a fee to publish a Mini Review. Please note that should a Mini Review exceed 3,000 words, it will be changed to a Review Article and charged accordingly.

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Clinical Trial

Original Research related to Clinical Trials Articles describe issues associated to the design and development of clinical trials (such as ethical considerations, study designs, measurements of outcome, and methods of analysis) or the results of clinical trials (including pilot, proof-of-concept, surrogate endpoint, safety, and efficacy trials). The results of the research is reported, interpreted and may include a discussion of possible implications. All clinical trials must be registered in a public trials registry to be considered for publication. Clinical Trial Articles are peer-reviewed, have a maximum word count of 12,000 and may include up to 15 Figures/Tables. Authors are required to pay a fee to publish a Clinical Trial Article.

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Perspective

Perspective articles present a viewpoint on an important area of investigation. They focus on a specific field or discipline, and discuss current advances or future directions, and may include original data as well as personal insights and opinions. Perspectives are peer-reviewed, have a maximum word count of 3,000 and may contain no more than 2 Figures/Tables. Authors are required to pay a fee to publish a Perspective Article.

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Technology Report

Technology Reports present a cutting-edge technology and/or software or a new application of a known technology or software. Technology Reports introduce the basic technical background of the new technology and evaluate the advantages and the limitations of the approach, as well as its applications. Technology Reports are peer-reviewed, have a maximum word count of 12,000 and may include up to 15 Figures/Tables. Any registered Frontiers user, including companies, may submit a Technology Report. Authors are required to pay a fee to publish a Technology Report.

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General Commentary

Commentaries call attention to papers of particular note or provide critical comments on previous work - either published in Frontiers or in other journals. They have a maximum word count of 1,000 and may include no more than 1 Figure/Table. General Commentaries are peer-reviewed and should be properly substantiated, with typically at least five references. They should not contain unpublished or original data. Authors are not required to pay a fee to publish a Commentary. 

Errata and Corrigenda
Errata and Corrigenda to a published article should be submitted as General Commentaries, with the title format: "Erratum: Original Article Title" or “Corrigendum: Original Article Title”. Authors are not required to pay a fee to publish an Erratum or Corrigendum.

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Opinion

Opinion articles allow researchers to contribute viewpoints on the interpretation of facts, value of methods used, weaknesses and strengths of any scientific theory or on any topic relevant to the field of research. Opinion Articles allow maximum freedom of expression for researchers, encourage constructive discussion and are peer-reviewed. Emotionally-charged argumentation is not appropriate. Opinion Articles should be supported by evidence (whether factual or anecdotal) and promote dialogue; however they should not contain unpublished or original data. Opinion Articles should be properly substantiated, with typically at least five references, have a maximum word count of 2,000 and may contain no more than 1 Figure/Table. Authors are not required to pay a fee to publish an Opinion Article.

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Editorial

Editorials are submitted exclusively by the host editor(s) of a Frontiers Research Topic, to convey to the reader the aims and objectives of the research that pertains to the topic, as well as placing it in a broader context. The Editorial should present the contributing articles of the Research Topic but should not be a mere table of content. As the final contributing article to the Research Topic, Editorials should be submitted once all expected articles have been accepted and published. Editorials have a word count of 1,000, should not include unpublished or original data, nor figures, and the inclusion of references is strongly encouraged. Editorials are approved by the Chief Editor of the specialty in which the topic is hosted. Host editors are not required to pay a fee to publish an Editorial.

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Book Review

Book Reviews are succinct and balanced one-page literary criticisms analyzing content, style, and merit of a recently published book. A Book Review should summarize but also evaluate and discuss the content of the book in light of the current needs of the community. These articles are peer-reviewed, have a maximum word count of 1,000 and may include 1 Figure/Table, however they should not contain unpublished or original data. Any registered Frontiers user may submit a Book Review. Authors are not required to pay a fee to publish a Book Review.

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Specialty Grand Challenge

Specialty Grand Challenges are written by Specialty Chief Editors about their vision of the current challenges in their field of research. Specialty Grand Challenges expose the major issues and expected developments in the field for the 21st century and help the readers to understand the scope of their specialty. Specialty Chief Editors are not required to pay a fee to publish a Specialty Grand Challenge Article.

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