TrichinellosisTrichinellaTrichinella spiralisWalrusesFood ParasitologyUrsidaeAntibodies, HelminthIdahoCarnivoraFuneral RitesMeatMeat ProductsEndemic DiseasesAnimals, WildSus scrofaMebendazoleDisease OutbreaksFood IndustryAlbendazoleFood ContaminationAntigens, HelminthZoonosesAnthelminticsSwineLarvaSwine DiseasesPopulation SurveillanceEnzyme-Linked Immunosorbent Assay