00349nas a2200145   4500000000100000008004100001100001400042700001600056700001400072700001300086700001500099245007100114300001100185490000700196       2003                            d1 aWalker N.1 aBirchall N.1 aRodgers A1 aNorton R1 aMacmahon S00aLeg ulceration as a long-term complication of deep vein thrombosis  a1331-50 v38