Patients with confirmed molecular test (PCR positive) Blood oxygen saturation level SpO2 <93% in room air Patients with moderate pulmonary involvement in radiological studies No need for antibiotics in terms of indicator bacterial infection (PCT negative)

Patients with confirmed molecular test (PCR positive) Blood oxygen saturation level SpO2 <93% in room air Patients with moderate pulmonary involvement in radiological studies No need for antibiotics in terms of indicator bacterial infection (PCT negative)