Interaction of trematodes by predation within natural double infections in the host snail Indoplanorbis exustus.
D000818:Animals; D004449:Echinostoma / Q000254:growth & development; D008296:Malaysia; D008974:Mollusca; D012547:Schistosoma / Q000254:growth & development; D012908:Snails; D014201:Trematode Infections / Q000382:microbiology*