Ключевые слова: background, beautiful, beauty, brush, brushing, caucasian, cheerful, clean, cleaning, close up, closeup, dental, dental hygiene, dentistry, evening, face, female, freshness, girl, glad, happy, health, healthy, human teeth, hygiene, hygienics, isolated, mouth, oral, perfect, portrait, pretty, smile, stomatology, teeth, teethcare, tooth, toothache, toothbrush, toothpaste, toothy, white, whitening, woman, women, young, youth,