[Endemic goiter in Las Hurdes. I. Incidence of goiter among the school and preschool populations].
D002648:Child; D002675:Child, Preschool; D005260:Female; D006043:Goiter, Endemic / Q000453:epidemiology*; D006801:Humans; D008297:Male; D013030:Spain
El bocio endémico de Las Hurdes. I. Incidencia del bocio en las poblaciones escolar y pre-escolar.