Trachoma in Natal and Zululand. II. Severity and some clinical features.
D000293:Adolescent; D000328:Adult; D001741:Black or African American; D000368:Aged; D044383:Black People; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D013019:South Africa; D014141:Trachoma / Q000453:epidemiology*; D044465:White People