Ключевые слова: adolescent, age, arm, back, background, bandage, boy, campaign, child, fist, flex, flu, hand, health, healthcare, immunity, influenza, injection, kid, medical, medicine, muscle, pandemic, patient, plaster, preventative, protection, rear, school, shoulder, showing, strong, syringe, teen, teenage, teenager, treatment, vacation, vaccinated, vaccination, vaccine, view, virus, young,