medical syringe needle drawing vaccine shot from glass ampoule bottle

jab vaccine nurse injection needle shot syringe covid coronavirus cdc hospital ampoule immunity passport antibodies antidote antigen bottle care clinical concept contingency plan convalescent disease dna doctor epidemic fda health healthcare illness immune system immunization infection influenza infusion laboratory medicament narcotic pandemic phial rna travel trial vaccination vial viral virus medical drawing glass bottle potential cure covid-19 uk antiviral jab strain novel corona causing global crisis