Ключевые слова: adult, african, beautiful, black, caucasian, clinic, discussion, doctor, elderly, ethnic, ethnicity, facial, family, female, girl, granddaughter, grandfather, handshake, health, healthcare, hospital, kid, male, man, masks, mature, medical, office, old, patient, pensioner, people, person, professional, protective, results, retired, senior, sick, sixties, surgeon, uniform, virus, worker,