TrichinellosisFood ParasitologyTrichinellaZoonosesParasitic Diseases, AnimalTrichinella spiralisWalrusesDog DiseasesUrsidaeAntibodies, HelminthIdahoCarnivoraFuneral RitesAnimals, WildMeatMeat ProductsDisease OutbreaksSus scrofaEpidemiologyMebendazoleFood IndustryFood ContaminationMolecular EpidemiologyAlbendazoleAntigens, HelminthAnthelminticsSwineSwine DiseasesCommunicable Diseases, EmergingPopulation SurveillanceLarvaIncidence