Ключевые слова: appointment, background, beat, blue, board, business, cardio, cardiogram, cardiologist, cardiology, care, clipboard, closeup, colorful, concept, consultation, copy, curve, diagnosis, diagnostic, diagram, disease, doctor, ecg, electrocardiogram, exam, examination, exams, health, healthcare, heart, heart health, heartbeat, hospital, illness, listen, measuring, medical, medicare, medicine, paper, pill, prescription, pulse, rhythm, sheet, space, stethoscope, text, waveform,