Ключевые слова: adult, adults, antibody, background, banner, biology, biotechnology, calendar, care, carrier, child, company, concept, day, decomposition, diagnosis, disease, doctor, falarm, family, flat, flu, glove, health, hospital, illustration, immunity, insulin, mask, medical, medicine, month, needle, nurse, patient, safety, syringe, time, together, vaccination, vaccine, virus, warning, world,