Betacoronavirus/immunology, Coronavirus Infections/epidemiology, Coronavirus Infections/diagnosis, Coronavirus Infections/prevention & control, Pneumonia, Viral/epidemiology, Pneumonia, Viral/diagnosis, Pneumonia, Viral/prevention & control, Epidemiological Monitoring, Personal Protective Equipment/supply & distribution, Hospital Bed Capacity/statistics & numerical data, Intensive Care Units/statistics & numerical data, Hospitals/supply & distribution, Health Systems/organization & administration, Ventilators, Mechanical/supply & distribution, Drug Storage, Polymerase Chain Reaction/statistics & numerical data, Public Health Laboratory Services, Chloroquine/supply & distribution, Local Health Systems/organization & administration, Oseltamivir/supply & distribution, Viral Vaccines/economics, Brazil/epidemiology, Viral Vaccines/immunology, Financial Resources in Health/economics, COVID-19, Vacina de Oxford, Fiocruz, Uruguai, OPAS