Ключевые слова: adult, analysis, assistance, cardiac, cardio, cardiologist, cardiology, cardiovascular, care, caucasian, clinic, clinical, computer, control, diagnosis, diagnostic, disease, doctor, echo, echocardiography, equipment, exam, examination, female, health, heart, hospital, investigation, lying, machine, man, medical, medicine, patient, person, physician, professional, radiology, rate, scan, scanner, scanning, sonogram, technician, technology, test, tool, ultrasonic, ultrasound, woman,