Ключевые слова: american, baby, boys, care, children, china, clinic, clinical, courage, disease, doctor, expertise, flu, frightened, global, health, health care, healthcare, hospital, human, illness, infection, injecting, injection, kid, medicine, nurse, pain, patient, pediatric, pediatrician, people, physician, practitioner, prevention, professional, protect, protection, recovery, research, shoulders, sick, sickness, son, syringe, therapy, treatment, trust, vaccination, vaccine,