The number of the blind and the protection of the eyes in different countries
Subtitle: according to replies to a questionnaire from the International Association for Prevention of Blindness.
Contributors: International Ophthalmalogical Congress, 15th, Cairo, 1937
Published: 1937
Place of publication: Paris
Language: eng
Number of pages: 283
Subjects: Blind -- Statistics; Blindness
Notes: The French version of this report was presented as Part VII of the proceedings of the XV Concilium Ophthalmologicum, of the International Ophthalmological Congress, 1937.

Bibliography: p. 78-79.