Ключевые слова: ache, age, angina, attack, background, cardiac, cardio, cardiology, cardiovascular, care, caucasian, chest, chronic, color, coronary, diagnosis, discomfort, disease, emergency, female, having, health, heart, heartache, holding, hurt, ill, infarct, mature, medical, medicine, middle, pain, painful, person, physical, portrait, problem, senior, sick, stress, stroke, suffer, suffering, symptom, unhealthy, unwell, woman,