Ключевые слова: arm, bandage, clinical, compulsory, cure, disease, drug, flu, hand, hospital, illness, immunisation, immunity, immunization, infection, influenza, injection, inoculation, intramuscular, laboratory, man, mass, medical, medicine, pandemic, phial, population, proof, research, science, seal, shot, shoulder, show, stamp, therapy, treatment, trials, upper arm, vaccinate, vaccinated, vaccination, vaccine, virus,