The requirements for the structure and content of the article comply with the provisions of the National Standard of Ukraine DSTU 7152:2020. Information and documentation. Publications. Preparation of publications in journals and collections (ISO 8:2019, NEQ; ISO 18:1981, NEQ; ISO 215:1986, NEQ) and the EASA (European Association of Science Editors) Guidelines for authors and translators of scientific articles in English.

Requirements for the structure of the article

The text of the article is presented in the following order:

1. UDC index.
2. Surnames and initials of the authors in Ukrainian and English.
3. Article title in Ukrainian and English (regular font, not capital letters).
4. Abstract and keywords in Ukrainian and English with a volume of no more than 1800 printed characters, in accordance with the requirements for scientific professional publications of Ukraine (Order of the Ministry of Education and Science of Ukraine No. 32 of February 6, 2018).
5. Main text статті.
   The structure of an original scientific article should include the following mandatory sections:
   — introduction (introduction)
   — materials and methods (materials and methods), 
   — results (results)
   — analysis (analysis)
   — discussion (discussion)
   — visnovki (conclusions).
6. List of references used are drawn up in accordance with DSTU 8302:2015 "Information and Documentation. Bibliographic reference. General Provisions and Rules of Compilation", DSTU GOST 7.1:2006 "System of Standards on Information, Library and Publishing. Bibliographic record. Bibliographic description. General Requirements and Rules", DSTU GOST 7.80:2007 "System of Standards for Information, Library and Publishing. Bibliographic record. Title. General requirements and rules", DSTU 3582:2013 "Information and documentation. Bibliographic description. Abbreviations of words and phrases in the Ukrainian language. General requirements and rules" and contains sources in the original language for the last 10 years (earlier publications are included in the list only if necessary, no more than 10% of the total number of sources). Number of cited sources: in original articles - no more than 30, in literature reviews - no more than 60. At the end of each bibliographic entry, it is mandatory to indicate the identifiers of the source or resource - DOI, or PMID, or URI, or URL. In addition, the list of references should be transliterated into the Roman alphabet (References).
7. References. According to current global trends, scientometric databases require bibliographic lists to be drawn up according to bibliographic styles rather than national standards. According to these requirements, it is necessary not only to restructure the description areas, but also to transliterate all Cyrillic entries into Latin and to provide English translations of publication titles in square brackets.
   • If the language of the source is not English, the bibliographic information in References should be given in this form: 
   • For books (monographs, manuals, etc.): transliteration of the names of all authors or editors; transliteration of the title of the book (italicized); translation of the book title into English [in square brackets]; place of publication, publisher, year of publication, number of pages; language of publication (in round brackets).
   • For publications in periodicals (journals, collections of scientific articles, conference proceedings, etc.): transliteration of the names of all authors; transliteration of the title of the article; translation of the title of the article into English [in square brackets]; transliteration of the title of the periodical without abbreviations (italicized); translation of the title of the periodical into English [in square brackets]; place of publication (for conference proceedings), year of publication, issue number, pages on which the article is published; language of the article (in round brackets).
   • For chapters, parts in books: transliteration of the names of all authors; transliteration of the title; translation of the title into English [in square brackets]; transliteration of the book title (italicized); translation of the book title into English [in square brackets]; transliteration of the names of the authors or editors of the book; year of publication, pages on which the chapter or part is placed; language of publication (in round brackets).
   • The transliteration of the Cyrillic alphabet into the Latin alphabet from the Ukrainian language is performed in accordance with the Resolution of the Cabinet of Ministers of Ukraine of January 27, 2010, No. 55 "On the regulation of the transliteration of the Ukrainian alphabet into the Latin alphabet".
   • Bibliographic information about English-language publications should be given in accordance with the proposed citation (Cite & _“Cite”).
   • For books (monographs, manuals, etc.): transliteration of the names of all authors or editors; transliteration of the title of the book (italicized), place of publication, publisher, year of publication, number of pages.
   • For publications in periodicals (journals, collections of scientific articles, conference proceedings, etc.): names of all authors, title of the article, title of the publication (italicized), year of publication, issue number, pages on which the article is published.
   • For chapters or parts in books: names of all authors of the chapter (part), title of the chapter (part), title of the book (italicized), names of the authors or editors of the book, place of publication, publisher, year of publication, pages on which the section (part) is placed.
8. Information about the authors are given at the end of the article in Ukrainian and English without abbreviations: surname, name, patronymic, academic degree, academic title, position or profession, main place of work or study (unit, department, chair, name of institution or organization); city; country; ORCID ID in the format https://orcid.org/XXXX-XXXX-XXXX-XXXX; e-mail and contact numbers (on a separate line).

Requirements for the technical design of the author's original article

Text files should be submitted in Microsoft Word for Windows. 

The format of the sheet is A4, margins: top - 2 cm, bottom - 2 cm, left - 3 cm, right - 1 cm. Paragraph indentation - 1.25 cm, alignment - by width. Font for the main text - Times New Roman, size 14, line spacing - 1.5).

Type the text without tabs, line and page breaks, automatic spacing, and forced hyphenation.

Drawings can be created in any vector graphics editor (Origin, Illustrator, CorelDraw, etc.).

All figures, graphs, etc. generated by the Word program should be sent as one file with the article; those created using other computer programs should be submitted as separate files in the programs (formats) in which they were created. For photographs or pixel images, *JPG or *TIF formats with a resolution of at least 300 dpi are preferred. Images should be sized to ensure that the text is clear and legible. Images should be high contrast and sharp. 

The text of the article should be edited, proofread and comply with the norms of the literary Ukrainian language. 

The title of the article should be as short and informative as possible and should not contain abbreviations. Abbreviations are not allowed in titles!

Abbreviations create obstacles for the reader, so their use should be kept to a minimum. All abbreviations and acronyms, except for commonly used ones, should be explained or deciphered.

Terms are given in accordance with anatomical and histological nomenclature, names of diseases - in accordance with the International Classification of Diseases, units of measurement of physical quantities - in the SI system.

Literary sources should be numbered in the order they are mentioned in the text, and references to them should be given in square brackets.

The amount of graphic material should be minimal. Tables should be provided when data are difficult to find in the text. Repeating the same data in the text, tables, and figures is prohibited.

All illustrative materials (photographs, drawings, drawings, diagrams, graphs, etc.) are labeled as "Fig." with a serial number, and the titles are placed below the illustrative material.

In the text of the article, it is mandatory to provide references to all graphic elements and tables, which should precede the illustrations/tables in question. Tables and illustrations are numbered with Arabic numerals in the order of their first mention in the article. There is no need to use the parentheses: "...shown in Figure ... ", "As can be seen from the table, ... ". It is not allowed to completely duplicate the title of the illustration of the thematic heading of the table in the text; it is recommended to refer to tables and figures in parentheses: (Fig. 1), (Table 1). If there is only one figure in the article, it is not numbered, but is referred to by the word "figure" without abbreviation.

Place the table or figure after the first reference, and add a second reference to the figure or table if necessary: diva.

In the heading of the table, instead of item number or surname number, write N.N. (next number).

Each column in the table should have a short heading (abbreviations may be used). All explanations should be placed in the notes after the table, not in the table rows. In the notes, explain all abbreviations and non-standard abbreviations used.

Diagrams must be properly formed (each axis is labeled, units are in the SI system). The value of the independent variable is plotted on the abscissa axis. Variables on scales should preferably be labeled with a symbol; it is allowed to use the name of the variable or the name of the variable and a symbol. If necessary, provide a legend (explanation of some parts of the figure, symbols, arrows, and other details). All abbreviations used in the figure should be explained at the end of each legend with statistical criteria (methods) and statistical parameters (standard deviation, standard error for the mean, etc.). 

If the figure was published earlier, the title should refer to the original source in square brackets and provide written permission from the copyright holder to reproduce it, except for documents that are in the public domain.