Médico varón con traje protector y máscara médica en la cara, mirando un reloj de arena que fluye hacia abajo, tiempo limitado - Foto e imágenes de stock

Male doctor in protective suit, medical protective mask, glasses and gloves, holding hourglass in hand, healthcare concept

Virologist woman in chemical protection mask ,glasses and gloves holding potential vaccine at the lab.

A female doctor, wearing a medical mask and white coat, uses a non- contact infrared forehead thermometer to check the patient's body temperature for symptoms of the virus against a blue background.

Doctor woman in a medical mask on her face, holds a vaccine against influenza, measles, coronavirus for vaccination against an outbreak, on a blue background, medicine concept

Doctor woman in a medical mask on her face, holds a vaccine against influenza, measles, coronavirus for vaccination against an outbreak, on a blue background, medicine concept

Young man in the background of an open- air building wearing a medical face mask that protects against the spread of coronavirus disease. Close- up of a man with a surgical mask on his face

Doctor woman in a medical mask on her face, holds a vaccine against influenza, measles, coronavirus for vaccination against an outbreak, on a blue background, medicine concept