Ключевые слова: 50s, 60s, ache, adult, alone, angina, anxiety, asian, asthma, attack, breast, cardiac, cardiology, cardiovascular, care, chest, chinese, concept, coronary, cure, disease, emergency, failure, father, fear, grandpa, guy, health, heart, illness, insurance, isolated, male, man, mature, medicine, old, older, one, pain, patient, pectoris, people, problem, red, risk, senior, stress, stroke, therapy,