Ключевые слова: adult, aid, attack, beat, blue, cardiac, cardio, cardiologist, cardiology, care, clinic, concept, diagnosis, diagnostic, disease, doctor, ecg, ekg, electrocardiogram, female, hand, health, healthcare, healthy, heart, heartbeat, help, holding, hospital, illness, implant, insurance, medic, medical, medicine, nurse, person, physician, professional, pulse, red, showing, sickness, specialist, stethoscope, surgeon, treatment, uniform, up, woman,