Młody naukowiec pobiera próbki do szczepienia Covid 19, szczepionki Coronavirus dla wirusa COVID 2019-nCoV. Robotnik trzymający rurkę medyczną z próbkami szczepionki. Leki zapobiegawcze - Materiał filmowy & wideo

Cure vaccine for coronavirus. Male doctor holding syringe with nCoV Coronavirus vaccine for 2019-nCoV COVID virus. Man scientist holding syringe with drugs for injection for virus infection prevention

Man scientist in protective medical gear is filling syringe with vaccine for virus infection prevention and protection. Portrait of young caucasian male doctor in medical face mask takes blood samples

Doctor in protective gear taking samples for Coronavirus vaccine for 2019-nCoV COVID virus. Male medical worker with syringe for injection. Man takes blood samples for prevention of viral diseases

Female lab assistant wearing safety glasses before chemical research, close-up

Female doctor in protective mask looking at camera, medical worker, occupation

Male scientist holding tube with coronavirus vaccine for 2019-nCoV COVID virus. Man preparing syringe for injection for virus infection prevention. Laborant holds test tube with preventive medications

Cure vaccine for coronavirus. Male doctor holding syringe with nCoV Coronavirus vaccine for 2019-nCoV COVID virus. Man scientist holding syringe with drugs for injection for virus infection prevention

Man scientist in protective medical gear is filling syringe with vaccine for virus infection prevention and protection. Portrait of young caucasian male doctor in medical face mask takes blood samples

Doctor in protective gear taking samples for Coronavirus vaccine for 2019-nCoV COVID virus. Male medical worker with syringe for injection. Man takes blood samples for prevention of viral diseases

Male scientist holding tube with coronavirus vaccine for 2019-nCoV COVID virus. Man preparing syringe for injection for virus infection prevention. Laborant holds test tube with preventive medications

Coronavirus covid-19. Medical doctor holding syringe for injection. Cure vaccine for coronavirus. Male doctor in protective gear is filling syringe with drugs for injection. Pneumonia epidemic

Woman doctor puts on medical face mask preparing to surgical treatment. Beautician in medical face mask preparing to work. Female scientist wearing protective medical clothes for virus prevention