Ключевые слова: acoustic, background, beat, blue, cardiac, cardio, cardiology, care, check, clinic, color, copy, day, device, diagnosis, diagnostic, disease, doctor, emergency, equipment, exam, health, heart, heartbeat, help, hospital, illness, instrument, light, listen, medical, medicine, modern, object, phonendoscope, pulse, rubber, space, stethoscope, surgery, symptoms, test, text, tool, top, treatment, tube, view, wellness,