Ключевые слова: background, beautiful, boy, brush, brushing, care, caucasian, cheerful, child, childhood, clean, cleaning, cute, daily, dental, dentist, dentistry, expression, face, happy, health, healthy, his, joy, kid, lifestyle, little, looking, medical, medicine, mouth, oral, people, person, plaque, portrait, prevention, sanitary, smile, teeth, toddler, tooth, toothbrush, toothpaste, washing, white, young,