Ключевые слова: adult, antibiotic, background, biology, care, clinic, closeup, concept, cure, doctor, dose, drug, equipment, fingers, flu, hand, health, healthy, holding, hospital, illness, immunization, injection, insulin, laboratory, liquid, male, man, medical, medication, medicine, narcotic, needle, nurse, people, person, plastic, professional, science, sterile, stethoscope, syringe, therapy, treatment, vaccination, vaccine, vaccines, virus, white,