Spina bifida occulta.
D000293:Adolescent; D000328:Adult; D000368:Aged; D044383:Black People; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013019:South Africa; D016136:Spina Bifida Occulta / Q000453:epidemiology*