Author Guidelines

At the Nigerian Journal of Medicine, we welcome any contribution that advances/illuminates medical science or practice extending to all aspects of medicine. Contributions may be in the form of review articles, original articles, case report, clinical practice materials, letters to the editor, short communication, commentaries, viewpoint, review of books and medical educational materials. The NJM also publishes articles on socio-economic, political and legal matters related to medical practice; conference and workshop reports and medical news.

Case reports and short communications
These should not exceed 1500 words with no more than 10 references and 2 illustrations and tables.

Letters to the Editor
Letters should contain a maximum of 1,000 words, 2 illustrations/tables and 10 references. The contents may be clinical observations or other relevant matters to medicine or comments on the materials published in the NJM.

Manuscripts
Manuscripts (three copies) should be typewritten in English with double line spacing on one side only of 21.0 x 29.8 cm (A4) white bond paper with 4cm margin. They are reviewed for publication on the understanding that none of the materials has been published previously and none is currently under consideration for publication elsewhere. Each of the following sections should begin on a new page: title page, abstract, introduction, materials and methods, ethics, statistics, results, discussion, references, tables, legends to figure(s) and illustration(s). Manuscripts and a copy stored in an IBM formatted DS HD 3.5 diskette should be sent with a covering letter to the Editor.

Title page
This should include the title of the article, names, initials and qualifications of each author; the department and institution where the work was done; name and address of author to whom correspondence should be addressed; present address(es) of author(s) if different from that at which the work was done; key words (not more than six words); and running title. Use of abbreviations should be avoided in the title and abstract.

Abstract
Abstract should not exceed 200 words and should be written in a structured format. It should include background, methods, results and conclusion.

Background
The objective of the study or review should be stated under this.

Methods
The patients and materials used should be described. The nature of the study whether retrospective, prospective etc and any other methods used should be stated. For reviews, this should state the data sources and mode of data extraction.

Results
This should state the main findings of the study.

Conclusion
The main conclusions of the study should be stated.

Tables and illustrations
Tables should be typed and doubled-spaced on separate sheets of paper, submitted in triplicate and numbered consecutively with Roman numerals. Their approximate positions in the text should be indicated. All illustrations are to be considered as figures, submitted in triplicate and numbered consecutively with Arabic numerals. Photographs should be black and white and on glossy cards. Figures and photographs should be lightly numbered on the back and the top indicated and name(s) of author(s) written. Legend to each figure should be typed on a separate sheet of paper. Photographs should conceal the subject’s identity or sent with written consent of the subject. Figures should be submitted as unmounted and untrimmed prints in a protective envelope. If an illustration has been published previously, full credit to the original source must be given in the legend. Author (s) will be requested to pay for coloured illustration.

Abbreviation and Nomenclature
Non-standard abbreviations contained in the manuscript (excluding references) should be listed in an alphabetical order with definitions after key words. Generic drug nomenclature is preferred to proprietary (trade) names. Acknowledgements Acknowledgements of general support, grants, technical assistance, etc, should be indicated. Authors are responsible for obtaining the consent of those being acknowledged.

Acknowledgement of Receipt
For every article received by the NJM, an acknowledgement is dispatched immediately with a reference number for future inquiries.

References
Journal Articles Reference should be in Vancouver style and should be numbered in the order in which they appear in the text. A full list of authors should be given except when they exceed 6, in which case, 3 should be given followed by et al. Authors name should be followed by the title of the article, the title of the journal abbreviated according to the style of Index Medicus, year of publication, the volume and the first and last page numbers. e.g. Warren KS. Tropical Health: the Health Clark Lecture, 1998. Rev Infect Disease 1990; 12: 142-156. However, the journals with abbreviations not yet cited in the Index Medicus should be written in full. Articles in press are not to be cited.
Textbooks Author(s) of Book: The surname and initials of all authors should be followed by the title of the book, edition (except if first), and place of publication, Publisher, Year and pages. e.g. Goldberg SJ, Allen HD, Sahn DJ. Pediatric and adolescent echocardiography; a handbook. Chicago: Year Book Medical Publishers, 1980: 263- 265. (ii) Author(s) of a Chapter in a Book: The surname and initials of all authors of the particular chapter should be followed by the title of chapter, editor(s) of the book, title of the book, edition (except if first), Place of publication, Publisher, Year and Pages. E.g. Chen Y. Defects in metabolism of carbohydrates. In: Behrman RE, Kliegman RM, Jenson HB (eds). Nelson textbook of Pediatrics. 16th edition. Philadelphia: W.B. Saunders, 2000: 405- 418. Dissertations For dissertations, the author(s) name should be followed by the title of the dissertation, the fellowship, the name of the College, month and year. E.g. Adebiyi A. A. Left Ventricular Systolic Function of Nigerians with Sickle Cell Anaemia, Attending the University College Hospital, Ibadan. WACP dissertation. West African Postgraduate Medical College. October 1996.

Unit of Measurement All measurements should be expressed in S.I (System International) Units.

Peer Review
Two or more members of the Editorial Board read every article, including those solicited. All articles selected for publication (except for the items such as viewpoints) are then sent to two or more Consultant Physicians and Scientists who are experts in the fields of medicine under focus. Those that survive this stage, if they include statistical analysis, will undergo further examination by a Statistician. Manuscripts are subject to editorial revision by the NJM. Those considered worthy of publication but requiring changes or condensation will be returned to the author(s) for revision. For rejected manuscripts, only one copy will be returned to the author(s) Processing Fee Author(s) will be required to pay a processing fee of N5,000.00 (Five Thousand Naira) or $40.00 (fourty dollars) only, on submission of any article in cash or Bank Draft payable to the Nigerian Journal of Medicine.

Reprints
These are not free and will be sent to the authors on request. The author(s) may order reprints of 100 or more.
Revised Manuscripts
Two copies of revised manuscripts should be sent to the Editor.
Proofs
These may be sent to the corresponding authors for corrections only on request. If sent such proofs must be returned to the Editor within eight days of posting by the Editor.
Copyright
On acceptance, the copyright of the paper will be vested in the Journal and Publisher.

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Journal Identifiers


eISSN: 1115-2613