TrichinellosisFood ParasitologyTrichinellaZoonosesParasitic Diseases, AnimalTrichinella spiralisWalrusesDog DiseasesUrsidaeAntibodies, HelminthIdahoCarnivoraFuneral RitesMeatAnimals, WildMeat ProductsSus scrofaMebendazoleDisease OutbreaksFood IndustryFood ContaminationAlbendazoleAntigens, HelminthAnthelminticsSwineSwine DiseasesCommunicable Diseases, EmergingLarvaPopulation Surveillance