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■ Submission Guidelines

Revised 2019.10.10.

The Korean Journal of Clinical Laboratory Science (KJCLS) must be written in Korea or English language. The manuscript types are comprised of original article, case report, and review article. Author (at least one author in case of multiple authors) of submitted manuscript be a member. Non-members can submit their manuscript upon the approval of the Editorial Committee. The author’s name, affiliation, title, abstract, key words, corresponding author’s contacts, tables, figures, references, acknowledgements, conflict of interest, and author’s position should be specified only in English. This regulation is revised based on the “Uniform Requirements for Manuscripts Submitted to Biomedical Journals” developed by the ICMJE (, International Committee of Medical Journal Editors, 2007) and are supplemented ethical principles and rules for references. Other citation style not described in the instructions, “the NLM Style, 2nd edition (, National Library of Medicine, 2007)” can be applied.

  • 1. Preparation of manuscript
    Manuscript should be prepared in A4 paper with space of mm from top, bottom, right side and left side. Font (Sinmyeongjo or Hamchorom Batang in Korean article; Times New Romans in English article) size should be 10.0 points, line-height 160%. The length of manuscript should not exceed 12 pages (Original article is maximum 12, Case report is maximum 8, Review article is maximum 16). The format for word process program accepted is Hangul word or MS word, the language of the full text can be Korean and English. Medical terminology should be followed by the recent terminology book published by the Korean Medical Association.
  • 2. Submission of manuscript
    • 1) Every manuscript should be submitted as an electronic file through the website ( “Step 1” Checklist and Ethics Policy & Copyright Transfer check, “Step 2” Type, Title & Abstract (including similarity, ethics, certification of IRB or IACUC), “Step 3” Authors & Institutions(including ORCID), “Step 4” File Upload (Cover, Manuscript, Figure), “Step 5” Proof & Submit (PDF convert), “Step 6” e-mail Agreement (Ethics Policy & Copyright Transfer).
    • 2) Lead author (first author or corresponding author) should upload 3 separate files: (1) Cover file (article types, research areas, title, running title, authors, affiliations, corresponding author’s contacts, ORCID number, acknowledgments, conflicts of interest, author’s position), (2) Manuscript file (title, running title, abstract, key words, introduction, materials and methods, results, discussion, references, tables, and figure legends), (3) Figure file.
    • 3) Author’s checklist.
    • 4) Authors’ assignment of ethics policy and copyright transfer.
  • 3. Title
    The title should not exceed 2 lines in English. A running title should be added if used "heads" in publication.
  • 4. Author
    The number of authors should not exceed 10 (Original article is maximum 10, Case report is maximum 8, Review article is maximum 4). Write ORCID (Open Researcher and Contributor ID) of correspondent author and submit thesis.
  • 5. Abstract and Key words
    The unstructured abstract should be 200 words in English (Original article is 180∼200, Case report is 140∼150, Review article is 180∼200). The key words should be 3 to 5 words. Use terms from the MeSH (
  • 6. Main text
    The original article should be arranged in the following headings: introduction, materials and methods, results, and discussion. The case report should consist of introduction, case, and discussion. The review article should consist of introduction, main issue, and conclusion.
    • 1) Introduction: Cleary state the need of this study and main question or hypothesis of this study. Summarize the literature review or background in the area of the study.
    • 2) Materials and Methods: Describe the study design, setting and samples, materials and measurements, procedure, analysis used.
    • 3) Results: Describe the main results in a concise paragraph. This section should be the most descriptive. Note levels of statistical significance and confidence intervals where appropriate.
    • 4) Discussion: Make discussion based only on the reported results. Conclusions should be written at the end of the discussion section.
  • 7. Acknowledgments, Conflict of interest, and Author’s information (Position)
    This section should include a general acknowledgements conflict of interest, and author’s position.
  • 8. Author Contributions
    What authors have done for the study should be described in this section. To qualify for authorship, all contributors must meet at least one of the seven core contributions by CRediT (conceptualization, methodology, software, validation, formal analysis, investigation, data curation). Contributions will be published with the final article, and they should accurately reflect contributions to the work. The submitting author is responsible for completing this information at submission, and it is expected that all authors will have reviewed, discussed, and agreed to their individual contributions ahead of this time.

    Author contributions
    Conceptualization: Hong SH.
    Data curation: Kim JH, Kang M, Jung JH.
    Formal analysis: Kim JH, Lee SJ.
    Methodology: Kim JH, Kang M.
    Software: Kim JH, Lee SJ.
    Validation: Kim JH, Jung JH.
    Investigation: Hong SH.
    Writing - original draft: Kim JH, Kang M.
    Writing - review & editing: Kim JH, Kang M, Jung JH, Lee SJ, Lee SJ.
  • 9. Ethics approval
    A written statement must be described in the original articles indicating whether or not Institutional Review Board (IRB) approval was obtained or equivalent guidelines followed in accordance with the Helsinki Declaration of 1975 on human experimentation; if not, an explanation must be provided. In addition, a statement of IRB status (approved, waived, or other) must be included in the Methods section of your manuscript. Similarly, a written statement confirming approval by appropriate the Institutional Animal Care and Use Committee (IACUC) must be included for research involving animals. Any manuscript submitted without appropriate IRB or IACUC approval will not be reviewed and will be returned to the authors.
  • 10. Reference citations in the main text
    Serially number the references in the order of citation in the main text with Arabic numerals in brackets (e.g. [1], [1, 2], [2-5], [1, 3, 5]).
  • 11. References
    All references cited in the main text must appear in the Reference list. The total number of references should be 10 to 30 (Original article is 10 to 30, Case report is 5 to 15, Review article is 40 to 60). List all authors if there are less than or equal to 6 authors. List the first 6 authors followed by “et al” if there are more than 6 authors. Journal titles should be described as a full name. If the reference is in Korean, then list the English version listed in the reference.
    • 1) Journal
      • ○ (e.g.) 1. Jekal SJ, Oh HS, Choi YJ, Jo HJ, Park CS. Significance of thin layer chromatography of pyronin Y obtained from various commercial sources: the relevance of histologic staining quality. Korean Journal of Medical Technologists. 1994;26:23-34.
      • ○ (e.g.) 1. Koo BK, Sung HJ, Rhee KJ, Yang BS, Joo SI, Choi SG, et al. Fifty years of the Korean Journal of Clinical Laboratory Science: About name and KCI registration. Korean J Clin Lab Sci. 2017;49:187-202.
    • 2) Report
      • ○ (e.g.) Lee HK. Fact analysis and integration plans on North Korea's health care personnel for unification. Research report. Seoul: Ministry of Unification; 2015 Mar. p439-546.
    • 3) Book
      • ○ (e.g.) 1. Sunheimer RL, Graves L. Clinical laboratory chemistry. 1st ed. New York: Pearson; 2011.
      • ○ (e.g.) 1. Clinical and Laboratory Standards Institute. Molecular methods for clinical genetics and oncology testing; approved guideline-3rd ed, MM01-A3. Wayne, PA: Clinical and Laboratory Standards Institute; 2012. p47-63.
      • ○ (e.g.) 1. De Leiis RA, Hoda RS. Immunochemistry and molecular biology in cytological diagnosis. In: Koss LG, Melamed MR, editors. Koss’ Diagnostic cytology and its histopathologic bases. 5th ed. Philadelphia: Lippincott Williams & Wilkins; 2006. p1635-1680.
      • ○ (e.g.) 1. Latimer KS, Mahaffey EA, et al. Duncan and Prasse’s Veterinary laboratory medicine: Clinical pathology. 4th ed. Park NY, Kang MI, et al, translators. Chichester: Wiley-Blackwell; 2003.
    • 4) Online source
      • ○ (e.g.) 1. Statistics Korea. 2010 life tables for Korea [Internet]. Seoul: Statistics Korea [cited 2012 January 16]. Available from:
    • 5) Master’s thesis and doctoral dissertation are not permitted to be as a references.
    • 6) Conference proceeding and conference abstract are not permitted to be as a references.
  • 12. Table and Figure
    The number of tables and figures should be 1 to 10. Each table and figure should be placed on a separate sheet. Number tables consecutively and supply a brief title at the top for each. Footnotes to a table are typed immediately below the table. The references marks are superscript small letters (*, , , §, , , #, **, ††, ‡‡, etc) with the footnotes arranged alphabetically by the superscripts.
  • 13. Authors' checklist and Authors' agreement of ethic policy & copyright transfer
    Authors should complete the authors' checklist and authors' agreement of ethic policy & copyright transfer ( followed by signing, and submit these with the manuscript. It is should be submitted at Editorial Office. Manuscript cannot be published without this form.
  • 14. On-line manuscript submission and review system
    Authors are requested to submit their papers electronically by through the On-line manuscript submission and review system ( For more information on the Korean Society for Clinical Laboratory Science, please go to
    • 1) Editorial Office: The Korean Journal of Clinical Laboratory Science
      5FL KAMT Bldg. 41, Jongam-Ro, Seongbuk-Gu, Seoul 02811, Korea
      Tel: +82-2-3291-5435 / Fax: +82-2-3291-5621 / E-mail:,
    • 2) Please read all instructions before submitting.
    • 3) The submission of manuscripts is processed (1) Manuscript type, Title, and Abstract, (2) Authors and Affiliations, (3) File upload, (4) Proof and Submit.