Ключевые слова: adult, brush, care, caries, caucasian, cleaning, clinic, closeup, dental, dentist, dentistry, doctor, electric, equipment, girl, health, healthcare, healthy, hospital, hygiene, instrument, male, man, medical, medicine, mouth, odontology, office, oral, orthodontic, patient, people, polish, polishing, procedure, professional, stomatology, surgery, teeth, tool, tooth, toothbrush, treatment, ultrasonic, uniform, visit, white, whitening, working, young,