title: Comparative infectivity of Heligmosomoides polygyrus (=Nematospiroides dubius) in three species of Peromyscus.
mesh_terms: D000284:Administration, Oral; D000723:Ancylostomatoidea / Q000472:pathogenicity*; D000818:Animals; D004386:Duodenum; D004463:Ecology; D005260:Female; D006725:Hookworm Infections / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D007814:Larva; D008297:Male; D051379:Mice; D012376:Rodent Diseases / Q000209:etiology* / Q000473:pathology; D013045:Species Specificity; D013270:Stomach / Q000473:pathology