Colpo panoramico di epidemiologo asiatico in tuta hazmat e maschera respiratoria che mostra provette con campioni di sangue isolati su grigio - Foto e immagini stock

Covid-19, preventing virus, health, healthcare workers and quarantine concept. Determined young doctor or nurse working with patients sick coronavirus, pointing fingers up, wear protective suit.

Covid-19, coronavirus disease, healthcare workers concept. Amazed and excited female asian doctor, infectionist in personal protective equipment, holding syringe and ampoule with vaccine.

Covid-19, preventing virus, health, healthcare workers and quarantine concept. Angry confident doctor or nurse in respirator, PPE medical suit and gloves, frowning and pointing fingers up.