Ключевые слова: boy, brush, brushing, care, caries, caucasian, cleaning, clinic, close up, closeup, cosmetics, cropped, dental, dentist, dentistry, emotions, examine, expression, face, front, guy, happy, healthcare, healthy, human, hygiene, isolated, laugh, lips, male, man, medical, medicine, mouth, oral, orthodontic, patient, person, positive, smile, smiling, stomatology, teeth, tooth, toothbrush, white, whiten, whitening, young,