The predictive value of epicardial fat volume for clinical severity of COVID-19 Mehmet Akif Erdöl; Fatma Civelek Eser; Abdullah Nabi Aslan; Mehmet Erdo¿an; Adalet Altunsoy Aypak; Muhammed Said Be¿ler; Ay¿e Kaya Kalem; Ahmet Göktu¿ Ertem; Hatice Rahmet Güner;