000 00574cam a2200205 4500
020 _a0865428700
035 _a(Sirsi) a62208
060 _aHA 31.2 97SA
245 0 0 _aSample size tables for clinical studies /
_cDavid Machin ... [et al.]
250 _a2nd ed.
260 _aOxford :
_bBlackwell Science,
_c1997.
300 _a328 p. + diskette.
596 _a4
650 0 2 _aResearch design.
650 0 2 _aSampling studies.
650 0 2 _aStatistics
_xtables.
700 _aMachin, David.
008 000000n1997 eng
942 _2NLM
_cMONOGRAPH
999 _c21047
_d21047