Ключевые слова: adult, caucasian, doctor, equipment, expert, glove, health, healthcare, horizontal, hospital, illness, indoors, infirmary, intensive, lying, machine, mask, medical, monitor, nursing, operating, operation, oxygen, patient, people, person, professional, qualified, room, sedation, sick, skilled, specialist, specialized, standing, surgeon, surgery, surgical, technician, theatre, three, unit, unrecognizable, ventilator, ward, workwear,