[A survey of Angiostrongylus cantonensis in Guangzhou].
D000801:Angiostrongylus; D000818:Animals; D002025:Bufonidae / Q000469:parasitology; D002681:China; D004199:Disease Vectors; D005260:Female; D008297:Male; D008681:Metastrongyloidea; D051381:Rats / Q000469:parasitology; D012908:Snails / Q000469:parasitology