Ключевые слова: adult, apply, brushing, calculus, care, caries, caucasian, chair, clean, cleaning, clinic, dental, dentist, dentistry, doctor, equipment, female, fluoridation, fluoride, gloves, healthcare, healthy, hygiene, hygienist, make, medical, medicine, mouth, office, oral, patient, preventive, procedure, professional, prophylaxis, stomatologist, stomatology, teeth, tool, tooth, treatment, ultrasonic, ultrasound, uniform, white, whitening, woman, young,