TY JOUR TI LONG-TERM PERSISTENCE OF SARS-CoV-2 IN A PATIENT WITH INFECTIOUS ENDOCARDITIS AND COVID-19: A CLINICAL CASE KW New coronavirus infection; infective endocarditis; polymerase chain reaction; virus; persistence JO CASPIANJOURNALOF MEDICINE AND PHARMACY AU Tverdohlebova, D.K. AU Petrova, O.V. AU Litvinova, I.N. AU Smeltsova, E.V. AU Kurashenko, O.O. PY 2024 IS 5 PB Astrakhan State Medical University