Burnout, Professional; Communicable Disease Control; Coronavirus Infections; Pandemics; Physician's Role/psychology; Pneumonia, Viral; Professional Practice Gaps; Attitude of Health Personnel; Betacoronavirus; Burnout, Professional/epidemiology; Burnout, Professional/prevention & control; COVID-19; Communicable Disease Control/organization & administration; Communicable Disease Control/standards; Coronavirus Infections/epidemiology; Coronavirus Infections/prevention & control; Coronavirus Infections/psychology; Health Services Accessibility/standards; Health Services Accessibility/trends; Health Services Needs and Demand; Humans; Pandemics/prevention & control; Personal Protective Equipment/supply & distribution; Personnel Staffing and Scheduling/standards; Personnel Staffing and Scheduling/trends; Pneumonia, Viral/epidemiology; Pneumonia, Viral/prevention & control; Pneumonia, Viral/psychology; Professional Practice Gaps/standards; Professional Practice Gaps/trends; SARS-CoV-2; Venezuela/epidemiology