title: Rhythmic emergence of Schistosoma mansoni cercariae from Biomphalaria glabrata: control by illumination.
mesh_terms: D000818:Animals; D001700:Biomphalaria; D008027:Light; D051379:Mice; D012550:Schistosoma mansoni / Q000254:growth & development* / Q000528:radiation effects; D013696:Temperature