Ключевые слова: caucasian, checkup, clean, clinic, dental, dentist, dentistry, doctor, equipment, examination, female, flesh, gum, health, healthcare, healthy, human, hygiene, mature, medicine, mouth, occupation, office, orthodontic, orthodontist, patient, people, person, profession, professional, prosthesis, smile, stomatology, surgery, tooth, treatment, two, white, women, years,