Screening for childhood vision and hearing disability in developing nations
Subtitle: prevalence estimates and an evaluation and comparison of two screening approaches in five study sites
By: by Robin Flam
Published: 1988
Language: eng
Subjects: Vision Disorders; Child; Hearing Disorders; Disability Evaluation; Developing Countries; Cross-Cultural Comparison; Surveys and Questionnaires
Notes: "December 13, 1988."

Thesis (Doctorate)--Columbia University, 1988.

Includes bibliographical references.