Ключевые слова: adult, caucasian, clinic, clinician, computer, concentration, cover, covid, doctor, epidemy, equipment, general practitioner, health, healthcare, healthcare and medicine, hold, hospital, indoor, infection, lung, mask, medical, medical scrubs, medicine, occupation, office, pandemic, professional, protective, radiologist, safety, scrutiny, staff, thorax, uniform, virus, woman, work, workplace, xray, young,