Ключевые слова: background, beat, breathing, cardio, cardiology, care, clinic, concept, device, diagnosis, diagnostic, disease, doctor, emergency, equipment, exam, health, healthcare, heart, heartbeat, help, hospital, illness, instrument, isolated, measurement, medical, medicine, object, patient, professional, pulse, research, rubber, science, sound, stethoscope, tape, test, therapy, tool, treatment, wellness,