00593nam a22001932  4500001001100000005001700011008004100028020001400069040001500083100002900098245008900127250001300216260003200229300001600261650005800277700002600335700003500361852000300396000002027320151217145923.0110907s         xx           000 0 eng d  axi, 817 :  aKABUcKABU1 aArmitage, P.@000018039110aStatistical methods in medical research /cP. Armitage, G. Berry, J. N. S. Matthews.  a4th  ed.  aOxford :bBlackwell,c2002.  axi, 817  p. 0aMedicine xResearchxStatistical methods.@00001803921 aBerry, G.@00001803931 aMatthews, J. N. S.@00001803941