Ключевые слова: american, dental, dentist, dentistry, dentures, desk, doctor, drill, examine, face, glasses, gloves, goggles, grinder, hands, health, healthcare, hospital, human, hygiene, instruments, male, man, mask, medical, medicine, operation, orthodontics, patient, people, person, polishing, porcelain, practice, practitioner, professional, protective, replacement, rubber, surgeon, surgery, tiles, tools, tooth, trained, white, woman, working,