Ключевые слова: anesthesia, antibiotic, background, blue, care, clinic, closeup, cure, dentist, doctor, dose, drug, equipment, flu, hand, health, healthcare, holding, hospital, illness, influenza, injecting, injection, insulin, laboratory, liquid, man, mask, medical, medicament, medication, medicine, narcotic, needle, nurse, people, plastic, protective, science, sharp, sterile, surgery, syringe, therapy, treatment, vaccination, vaccine, white, woman,