title: Clinical Manifestations of COVID-19 Patients with Comorbid and Non-comorbid at Dr. Soetomo Hospital, Surabaya
abstract: Background : Covid-19 has been declared a global health emergency. Reports of thousands of cases with morbidity and mortality continue to increase every day. The clinical course of patients with comorbidities influences the prognosis and progression of the covid-19 disease. Hypertension is the most common cormorbidity of covid-19 patients with long hospitalizations. Objective : This study aimed to determine the clinical differences between covid-19 patients cormobid and non cormobid . Methods : 
journal: Open Access Macedonian Journal of Medical Sciences