Ключевые слова: 19, ampoule, biology, blue, bottle, care, clinic, clinical, closeup, concept, cure, disease, doctor, dose, drug, epidemic, equipment, flu, gloves, health, hospital, immunization, infection, injection, laboratory, liquid, man, mask, medical, medication, medicine, microbiology, pandemic, pharmacy, protective, sample, science, syringe, therapy, treatment, vaccination, vaccine, vial, virus,