Instructions for Authors

Cephalgia is the official journal of the Bulgarian Headache and Pain Society. It is published 2 times per year. It publishes reviews, original articles, short communications and case reports, and letters to the editor in neurology and related areas. Manuscripts are considered for publication with the understanding that they have not been published elsewhere except in abstract form. The authors have to confirm this by signing a declaration. All co-authors have to sign the final version of the accepted for publication material. All materials and published examinations should correspond to the ethical standards. Articles undergo peer review.

Papers must be written in English. Please submit your printed manuscript and illustrations (standard A4 pages), accompanied by electronic version (text in Windows Microsoft Word 97/2000XP and figures in an appropriate Windows program) written on CD or USB.

  • Editorials, consisting of up to 3 pages, when approved by the Editorial Board.
  • Review articles up to 10 standard typewritten pages (30 lines, 60 characters per line) and up to 40 reference sources.
  • Original papers – up to 8 standard pages, including tables, figures and references. References may contain up to 20 sources. The original papers include short introduction, material, methods results, discussion and references. The measures should be given according to SI-system. All abbreviations should be explained when appeared for the first time.
  • Short communications and case reports up to 4 pages and up to 10 references.
  • Letters to the Editor with comments on previously published papers, short case reports and discussion on current problems. The limit is 1 page, not including the title page, abstract, tables, figures and up to 10 references.
  • Book reviews and information. It includes information for new books, congresses and conferences, new drugs, future events in neurology.

Authors are kindly asked to prepare the manuscripts in the following way:

The title page should carry the full title, the short running title, the authors with their initials, academic degrees, institutional affiliations, address for correspondence, with telephone, fax and e-mail. If there are more than two authors from different institution, please mark their names with a superscript index.

An abstract in Bulgarian and English languages up to 40 lines on a separate sheet is required. The abstract should contain title, authors, objective, background, methods, results and conclusions plus up to 6 keywords in alphabetic order.

The tables should be numbered consecutively throughout, presented on separate sheets with a short title.

The illustrations (figures, diagrams, formulas) should be ready for reproduction. Explanatory legends should be provided on a separate sheet of paper.
Pictures Please, submit only well-contrasted black and white high-quality pictures. Colour illustrations will be accepted if the author pays the extra costs.

References should be presented in alphabetic order on a separate sheet with all authors` names and full title of papers. In the text the authors should be indicated by the number from the reference list.

The reference should be presented as follows:

Journal paper: (1) author(s), (2) title, (3) journal name (as abbreviated in Index Medicus). (4) year of publication, (5) volume, (6) journal number, (7) inclusive pages. Example: Andersen, G., Vestergaard, K., Lauritzen, L. Effective treatment of post stroke depression with the selective serotonin reuptake inhibitor citalopram. Stroke, 1994, 25, 6, 1099-1104.

Book: (1) author(s), (2) title, (3) city of publication, (4) publisher, (5) year of publication, (6) total number of pages. Example: Calligaro, K., DeLaurentis, D., Baker, W. Management of Extracranial Cerebrovascular Disease. Philadelphia-New York: Lippincott – Raven Publishers, 1997, 217 pp.

References to books: (1) authors(s), (2) chapter title, (3) title of book, (4) editor(s), (5) city of publication, (6) publisher, (7) year of publication, (8) specific pages. Example: Binnie, C., Jeavsons, M. Photosensitive epilepsies. In: Epileptic syndromes in infancy, childhood and adolescence. Roger, J., Bureau, M., Dravet, Ch., Dreifuss, F.E., Perret, A., Wolf, P., eds. London: John Libbey & Company, Ltd, 1992, 299-305.

Offprints may be purchased, provided the order is received with the corrected proof.

Please send the materials to the following address:

Editor-in-chief of “Cephalgia”
Prof. Ivan Milanov, MD, PhD, DSc.
University Hospital “St. Naum”
1, Luben Rusev str,
Sofia 1113, Bulgaria