title: Feed tote bags implicated in pig disease spread.
mesh_terms: D000821:Animal Feed / Q000821:virology*; D000818:Animals; D002681:China; D003132:Commerce; D017934:Coronavirus; D018352:Coronavirus Infections / Q000635:transmission / Q000662:veterinary* / Q000821:virology; D005506:Food Contamination; D018857:Food Packaging; D013552:Swine; D014481:United States