[A coproparasitological survey among school children from the city of Concepción Chile].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D002677:Chile; D005243:Feces / Q000469:parasitology; D006801:Humans; D007411:Intestinal Diseases, Parasitic / Q000453:epidemiology*; D012722:Sewage; D012959:Socioeconomic Factors
D012722:Sewage
Estudio coproparasitológico en escolares de la ciudad de Concepción, Chile.