title: Frequency of homocystinuria amongst the blind.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001766:Blindness / Q000150:complications* / Q000652:urine; D002675:Child, Preschool; D002854:Chromatography, Paper; D003545:Cysteine / Q000652:urine; D003555:Cystinuria; D005189:False Positive Reactions; D005260:Female; D006711:Homocystine / Q000652:urine; D006712:Homocystinuria / Q000150:complications / Q000453:epidemiology*; D006801:Humans; D008297:Male; D008800:Mexico; D008875:Middle Aged
chemical_list: D006711:Homocystine; D003545:Cysteine