00498cam a22001934a 4500020001900000082001700019100001800036245003600054250001200090260004300102300001400145490002300159500002000182650002300202650002400225650002000249654001500269700002000284  a9781405180511 00a001.422bPET1 aPetrie, Aviva10aMedical statistics at a glance   a3rd ed.  aChichester, UK bWiley-Blackwellc2009  a1-181 p. 1 aAt a glance series  aIncludes index. 0aMedical statistics12aStatistics as Topic22aResearch Design  aStatistics1 aSabin, Caroline