Ключевые слова: adult, breathing problem, cardiologist, care, caucasian, check, checkup, clinic, coat, control, coronavirus, covid19, diagnosis, disease, doctor, elderly, exam, examination room, examining, general practitioner, health care, healthcare, heart, heartbeat, hospital, illness, listening, lung, man, mask, medical, medicine, occupation, patient, practitioner, professional, safety precaution, senior, sick, sitting, specialist, stethoscope, two, uniform, visit, visor, young,