Ключевые слова: background, blue, cardio, cardiology, clinical, close, closeup, cure, device, diagnosis, diagnostic, disease, doc, equipment, examination, frequency, health, healthcare, healthy, hear, heart, heartbeat, hospital, illness, instrument, isolated, measurement, medic, medical, medicine, metal, mirror, pressure, pulse, reflection, rubber, sick, sound, stethoscope, test, text, treatment, up, wellbeing, wellness, white,