000 00539cam a2200229 4500
001 A002605
008 090401t1983 xxu||||| |||| 00| 0 eng d
020 _a0471901555
020 _a0471968838
035 _a(Sirsi) i9780471901556
060 _aWX 20.
100 _aPocock, S J
245 _aClinical trials :
_b a practical approach
260 _bWiley,
_c1983
300 _a266p
500 _aReprinted 1999.
591 _aE
650 _aClinical trials
650 _aResearch design
650 _aResearch
942 _n0
_01
999 _c20657
_d20657