The helminth parasites of three species of gulls in Newfoundland.
D000818:Animals; D001715:Bird Diseases / Q000453:epidemiology*; D002590:Cestode Infections / Q000662:veterinary*; D009349:Nematode Infections / Q000662:veterinary*; D009523:Newfoundland and Labrador; D014201:Trematode Infections / Q000662:veterinary*