Ключевые слова: canal, care, caucasian, checkup, clinic, concentration, dental, dentist, dentistry, doctor, equipment, examine, glove, gloves, health, healthcare, hospital, instrument, instruments, macro, male, man, mask, medical, medicine, metal, microscope, modern, orthodontist, painless, profession, professional, specialist, sterile, stomatology, technology, tool, tooth, treat, treatment, using, work,