Ключевые слова: aids, background, biology, blood, cancer, care, cast, clinic, closeup, container, cure, danger, disease, dna, drawing, drop, drug, extraction, fluid, gene, generation, health, hospital, illness, immunity, inject, injection, instrument, laboratory, liquid, medical, medication, medicine, needle, old, oncology, painkiller, pharmacy, phial, plastic, research, sampling, science, syringe, syringe injector, therapy, vaccination, vaccine, vial,