Ключевые слова: background, care, clean, clinic, disposable, doctor, dose, drug, equipment, flat, grey, group, health, healthy, hospital, illness, influenza, inject, injection, instrument, lab, laboratory, lay, many, medic, medical, medication, medicine, needle, nobody, object, plastic, red, scale, science, sterile, syringe, syringes, therapy, tool, top, treatment, vaccination, view,