00406nas a2200169   4500000000100000008004100001100001500042700001600057700002000073700001300093700001400106700001300120700001500133245007100148300001000219490000700229       2001                            d1 aJackson R.1 aWhitlock G.1 aS. Hoorn Vander1 aClark T.1 aRodgers A1 aNorton R1 aMacmahon S00aRandom errors in the measurement of 10 cardiovascular risk factors  a907-90 v17