Ключевые слова: asian, broken, brush, care, caregiver, chew, clean, clinic, dental, dentist, dentistry, denture, doctor, eating, education, elder, elderly, expression, face, food, grandmother, happy, health, healthcare, hold, hospital, hygiene, lady, life, medical, model, mouth, nurse, old, oral, retirement, senior, smile, teeth, tooth, toothbrush, treatment, unhealthy, wash, water, woman, women,