title: Letter to the editor. Sow stalls.
authors.forename: John
authors.initials: J
authors.lastname: Swainston
mesh_terms: D000827:Animal Welfare; D000818:Animals; D005260:Female; D006799:Housing, Animal / Q000592:standards*; D011247:Pregnancy; D013552:Swine / Q000502:physiology*; D013553:Swine Diseases / Q000517:prevention & control*