Ключевые слова: adult, arm, baby, background, biotechnology, blue, care, cervical, closeup, concept, corona, coronavirus, covid, covid19, doctor, drug, equipment, flu, glove, hand, health, hepatitis, holding, hospital, id, im, immune, injectable, injection, intramuscular, isolated, laboratory, liquid, man, measles, medical, medication, medicine, mumps, needle, nurse, preventive, science, shot, syringe, vaccination, vaccine, vial, vitamin, white,