Gaponov D.P.
п??п??п??п??п??п??п??п??п??: Doctor-Surgeon of the Department of X-ray Surgical Methods of Diagnosis and Treatment, Federal Center for Cardiovascular Surgery (Astrakhan)
e-mail: gaponovdp@gmail.com
ORп??ID: https://orcid.org/0000-0002-6898-1533