Ключевые слова: aids, background, blood, care, closeup, cure, disease, doctor, drip, drop, drug, equipment, flu, health, healthcare, hematology, hospital, illness, injection, instrument, isolated, laboratory, liquid, medical, medicine, needle, object, pharmacy, plastic, red, research, sample, science, shot, syringe, test, therapy, treatment, tube, vaccination, vaccine, virus, white,