Conflict of interests

All authors should disclose in their manuscript any financial or other substantive conflict of interest that might be construed to influence the results or interpretation of their manuscript. All sources of financial support for the project should be disclosed.

Examples of potential conflicts of interest which should be disclosed include employment, consultancies, stock ownership, honoraria, paid expert testimony, patent applications/registrations, and grants or other funding. Potential conflicts of interest should be disclosed at the earliest stage possible.

Information on conflicts of interest received from the authors of manuscripts not available to the reviewers and are available only to the Еditorial Board when deciding about publication of the manuscript. Also information about conflicts of interest is published as part of the full text of the article.