<http://schema.org/url>
<http://www.agweb.com/blog/The_Lean_Hog_Perspective_254/Hog_Comments_-_101609_USDA_finds_H1N1_in_PRELIMINARY_test_on_MN_hogs_15356/>
<http://www.agweb.com/blog/the_lean_hog_perspective_254/hog_comments_-_101609_usda_finds_h1n1_in_preliminary_test_on_mn_hogs_15356/>