Ключевые слова: adult, background, care, caucasian, checkup, clean, cleaning, clinic, coronavirus, covid19, dental, dental clinic, dentist, dentistry, doctor, equipment, face mask, female, hair net, health, health care, healthy, hospital, hygiene, mask, medic, medical, medicine, occupation, orthodontic, orthodontist, profession, professional, protection, safety, soap, specialist, teeth, toilet, tool, tooth, treatment, uniform, washing hands, woman, work, work uniform, working, workplace,