3Spivery-BE,The Role of ophthalmology and the American Academy of ophthalmology Pisart Tenth-Anniversary Seientific Symposium.United states of America:The lighthouse inc,1991,43.
4Bothe N,Hetzer R,Etiology and occupational rehabilitation of late vision disorders.Klin Monatsbl Angenheilkd,1992,200(3):237.
5Blanck-PD,Folberg R,The American with Disabilities Aet,Emerging issues for ophthalmologists.Ophthalmology,1994,101(9):1635.
6Fischbach-F.A computer-controlled telephone exchange for improving the occupational possibilities of blind patients.Rehabilitation-Stuttg,1996,25(4):173.
7Walther HR,Krebs W,Moller K,Rehabilitation of blind patients exemplified by the Weimar special school.A retrospective study.Ophthalmology,1993,90(6):765.
8Walther HR,Moller K,Social status of visually handicapped patients in new combined federal German-a comparison with the status before 1990.Rehabilitation Stuttg,1996,35(3):161.
