Ключевые слова: adult, assistance, assistant, caucasian, chair, clinic, color, dental, dentist, dentists, doctor, equipment, ethnicity, exam, examining, face, female, girl, glove, happy, health, healthcare, hygiene, image, indoor, male, man, mask, medical, medicine, men, mixed, office, patient, people, person, positive, profession, professional, protective, real, smiling, surgery, surgical, teeth, white, woman, women, working, young,