[Studies on the optic functional capacity of students in the schools for blind in the German Democratic Republic].
D000293:Adolescent; D001766:Blindness / Q000175:diagnosis; D002648:Child; D003119:Color Perception Tests; D004519:Education, Special; D005859:Germany, East; D006801:Humans; D013663:Teaching; D014787:Vision Tests; D014792:Visual Acuity; D014796:Visual Perception
Untersuchunger über die optische Leistungsfähigkeit von Schülern in den Blindenschulen der DDR