Statistics from Altmetric.com
Contributors VMM gave conception and wrote the manuscript. GIP performed the literature search and its analysis and took part in the writing of the manuscript. IDS and HAI managed the case and took part in the critical revision of the manuscript. All authors approved the final version for publication.
Competing interests None.
Patient consent Obtained.
Ethics approval Institutional Review Board of Military Medical Academy, Sofia.
Provenance and peer review Not commissioned; externally peer reviewed.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.