Ключевые слова: 3035, 30s, 3540, 40s, american, antibody, argentinian, arm, brasilian, care, caucasian, clinic, disease, doctor, drug, european, female, french, german, health, healthcare, hispanic, hospital, illness, immunization, indoor, infection, injection, latin, latinamerican, medical, medicine, needle, nurse, pandemic, patient, physician, prevention, russian, syringe, treatment, vaccination, virus, woman,