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Bulgarian Cardiology 26(1): 36-43
doi:
10.3897/bgcardio.26.e53735
Published:
05 Jun 2020
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Authors
Andrey Ivanov
- Corresponding author
Department of Internal Diseases “Prof. St. Kirkovich”, Medical University, Sofia, Bulgaria
UMHAT Alexandrovska, Sofia, Bulgaria
Alexandrovska Hospital, Sofia, Bulgaria
National Heart Hospital, Sofia, Bulgaria
Academic editor

Medical University - Pleven, Pleven, Bulgaria
Conflict of interest
The authors have declared that no competing interests exist.
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