title: New microsurgical concepts. Posterior and anterior segments. 20th anniversary meeting of the International Ophthalmic Microsurgery Group. Hamburg, September 16-20, 1986.
mesh_terms: D005128:Eye Diseases / Q000601:surgery*; D006801:Humans; D008866:Microsurgery / Q000379:methods*; D013508:Ophthalmologic Surgical Procedures