Ключевые слова: background, beh3althy, book, books, cardiac, cardiology, care, curriculum, device, diagnose, diagnosis, diagnostic, disease, education, emergency, equipment, examination, group, health, healthcare, hear, heartbeat, hospital, instrument, isolated, life, listen, many, measurement, medic, medical, medicine, object, profession, read, research, scientific, stack, stethoscope, study, supplies, tool, treatment, wellness, white,