The Predictive Ability of the C-reactive Protein to Albumin Ratio As A Mortality Predictor in Hospitalized Severe SARS-CoV-2 Infected Patients with Cardiovascular Diseases oleh Fahrettin Katkat, Muhsin Kalyoncuoglu, Serkan Karahan, Sevgi Ozcan, Zeynep Atam Tasdemir, Suat Hayri Kucuk, Umut Karabulut, Ahmet Guner, Halil Ibrahim Biter, Fatma Nihan Turhan Caglar, Ertugrul Okuyan