Ключевые слова: background, blue, care, check, clinic, clinical, closeup, concept, conservation, earth, environment, equipment, examination, glass, global, globe, health, healthy, heart, help, hospital, ideas, instrument, isolated, lifestyle, map, medical, medicine, object, patient, peace, planet, pollution, research, science, sphere, stethoscope, symbol, toned, tool, warming, white, world,