00427nas a2200157   4500000000100000000000100001008004100002100001400043700001400057700001500071700002400086245012700110300001100237490000700248022001400255       2011                            d1 aC. Huerta1 aE. Rivero1 aM. Montoro1 aL. Garcia-Rodriguez00aRisk factors for intestinal ischaemia among patients registered in a UK primary care database: a nested case-control study  a969-780 v33  a0269-2813