Arctic ophthalmological survey, 1970-71--the Government of Canada and Canadian universities.
D001110:Arctic Regions; D002170:Canada; D004032:Diet; D005128:Eye Diseases / Q000453:epidemiology*; D005191:Family Characteristics; D006077:Government Agencies; D006306:Health Surveys; D006801:Humans; D007198:Indians, North American; D004930:Inuit; D008487:Medical History Taking; D014495:Universities; D014785:Vision, Ocular; D044465:White People