title: Letter: "Selective" chemotherapy for Schistosomiasis mansoni.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001938:Brazil; D002648:Child; D006801:Humans; D010270:Parasite Egg Count; D012550:Schistosoma mansoni; D012552:Schistosomiasis / Q000188:drug therapy / Q000517:prevention & control*