title: Circumoval and circumlarval precipitate reactions of Angiostrongylus cantonensis.
mesh_terms: D000801:Angiostrongylus / Q000469:parasitology*; D000818:Animals; D005260:Female; D006168:Guinea Pigs; D008681:Metastrongyloidea / Q000469:parasitology*; D051379:Mice; D009349:Nematode Infections / Q000469:parasitology / Q000662:veterinary*; D051381:Rats; D011919:Rats, Inbred Strains