Ключевые слова: adult, asia, asian, calculus, care, check, chinese, cleaning, clinic, cure, deep, dental, dentist, dentistry, doctor, exam, examine, female, girl, hospital, hygiene, hygienist, japanese, korean, medical, medicine, mirror, mouth, one, oral, orthodontic, patient, people, planing, plaque, prevention, procedure, professional, removal, root, scaling, surgeon, surgery, tools, tooth, treatment, up, visit, woman, young,