Ключевые слова: arm, care, caucasian, clinic, close up, disease, doctor, drug, epidemic, female, flu, hand, hands, health, healthcare, hospital, illness, immune, immunity, immunization, infection, influenza, inject, injecting, injection, mask, medical, medication, medicine, needle, nurse, patient, pediatrician, people, pharmacy, prevention, professional, sick, syringe, therapy, treatment, vaccinating, vaccination, vaccine, virus,