Ключевые слова: beat, cardiac, cardiology, care, check, checkup, clean, clinical, cure, device, disease, doctor, emergency, equipment, examination, examine, heal, health, healthcare, healthy, hear, heart, heartbeat, hospital, ill, illness, instrument, isolated, medical, medicine, metal, mobile, patient, phone, physician, pill, pressure, pulse, rate, red, rubber, sick, sound, stethoscope, stetoscope, telephone,