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Folia Medica 63(1): 24-29
doi: 10.3897/folmed.63.e52967
Received: 06 Apr 2020 | Approved: 27 Apr 2020 | Published: 28 Feb 2021
This article is part of:
Folia Medica 63(1)
Authors
Georgi Apostolov
Sv. Georgi University Hospital, Plovdiv, Bulgaria
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Ivo Kehayov - Corresponding author
Medical University of Plovdiv, Plovdiv, Bulgaria
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Borislav Kitov
Medical University of Plovdiv, Plovdiv, Bulgaria
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Conflict of interest
The authors have declared that no competing interests exist.
This is an open access article distributed under the terms of the Creative Commons Attribution License (CC BY 4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.
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