coronavirus er doctor in front of isolation hospital.covid-19 physician with protective glasses / mask performing triage for virus

2019ncov aid alert area attention biohazard care clinician contagion contamination coronavirus cough covid19 diagnosis disease doctor emergency entrance facility fear fight first health help hospital humanitarian improvised infection inspection isolation lockdown mask medical outbreak pandemic physician prevention protect protection protective quarantine sarscov2 stethoscope stop stress tent trauma triage virus warning zone