The operating microscope in practice.
D003315:Cornea / Q000601:surgery; D005126:Eye Burns / Q000601:surgery; D005128:Eye Diseases / Q000601:surgery; D006801:Humans; D008722:Methods; D008846:Micromanipulation / Q000295:instrumentation; D008853:Microscopy / Q000295:instrumentation*; D011187:Posture; D013523:Surgical Equipment / Q000592:standards