00349nas a2200121   4500000000100000008004100001100002200042700001400064700001300078245011500091300001300206490000800219       2003                            d1 aHeritier Stephane1 aGebski V.1 aKeech T.00aInclusion of patients in clinical trial analysis: the intention-to-treat principleFactor 2.172, Citations 23].  a438-440 0 v179