Ключевые слова: adult, blue, cardiologist, care, caucasian, clinic, competence, confident, dental, dentist, dentistry, doctor, elderly, endoscopy, experienced, expertise, hat, health, healthcare, hospital, indoors, job, male, man, mask, medical, medicine, occupation, operating, pandemic, people, person, plastic, portrait, profession, professional, protective, resident, room, serious, stomatology, surgeon, surgery, surgical, therapist, tired, uniform, work, worker, working,