Ключевые слова: background, book, cardiology, care, clean, close, closeup, concept, detail, diagnostic, doctor, education, equipment, examine, health, health care, healthy, healthy lifestyle, hospital, instrument, lying down, macro, medical, medical instrument, medicine, metal, no people, nobody, notebook, notepad, occupation, pad, pen, professional occupation, research, science, silver, stethoscope, studio shot, table, tool, treatment, up, well being, work tool,