Ключевые слова: assistance, attack, background, beat, cardiac, cardio, cardiologist, cardiology, care, clinic, concept, confidence, diagnose, diagnosis, doctor, donation, donor, emergency, exam, first aid, hand, health, healthcare, healthy, heart, heartbeat, help, holding, hospital, illness, life, medic, medical, medicine, nurse, occupation, organ, person, practitioner, professional, red, specialist, stethoscope, surgeon, symbol, treatment, uniform, white, woman, worker,