Ключевые слова: 3d, angina, arrhythmia, asthma, atherosclerosis, attack, bad, black, blackboard, breath, cardio, cardiology, chalk, chalkboard, chest, crisis, desk, discomfort, disease, dizziness, failure, fainting, fatigue, habit, handwritten, heart, heart disease, hypertension, inflammation, ischemia, pain, palpitations, phonendoscope, pressure, rendering, shortness, smoking, stethoscope, stroke, top view, vice, yellow,