Arzt in medizinischer Maske und Brille spricht auf Smartphone und hält Reagenzglas mit Blutprobe isoliert auf weiß - Stockfoto & -bild

Cropped view of doctor in medical mask and white coat holding digital thermometer and showing thumb down isolated on white

Virologist in goggles and medical mask holding blood sample in test tube isolated on grey

Male lab researcher technician scientist doctor holding test tube looking suspicious isolated on white

Transparent tube with blood, vaccine closeup in the hands of a young male scientist, doctor, pharmacist, concept scientific experiment, research, treatment of coronavirus, COVID-19

Selective focus of mature doctor in medical mask and googles holding test tube with blood sample on grey

Cropped view of doctor in medical mask and white coat pointing with hand at test tube with sample and coronavirus lettering isolated on white

Selective focus of mature doctor in medical mask using digital tablet on white

Selective focus of middle aged doctor in latex gloves touching blue medical mask isolated on grey

Mature doctor touching blue medical mask isolated on grey

Young female doctor with syringe of red liquid and aids ribbon isolated on white

Doctor with steamed eyeglasses wearing medical mask isolated on white, banner