Vial with vaccine for covid-19 coronavirus, flu, infectious diseases. Patient hand with blue stamp vaccinated. Injection after clinical trials for human, child, adult, senior. Medicine,drug concept. coronavirus, vaccine, stamp, vaccinated, covid-19, vial, hand, doctor, injection, vaccination, corona, virus, clinical, trials, immunization, flu, medicine, compulsory, nurse, scientist, pandemic, transparent,human, science, infection, usa, uk, russia, germany, israel, immunity, hands, country,population, mass