000 00276nam a2200133Ia 4500
999 _c4997
_d4997
082 _a570.15
100 _aMahajan BK.
245 0 _aMethods in biostatistics,
250 _a6 th ed.
260 _bJPB
_c1997
300 _eNO
_a341 p.
650 _aBiostatistics
942 _cBKS