000 00455nam a2200193Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aR852.A75
100 _aArmitage, P.
245 0 _aStatistical method in medical research
260 _aOxford
260 _c1971
300 _axv,504p.
300 _c24cm.
650 _aMedical research
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c28148
_d28148