000 00377nam a2200157Ia 4500
008 240830s1997 xx 000 0 und d
041 _aeng
082 _a610.015 MAH
100 _aMAHAJAN B K
245 _aMETHODS IN BIOSTATISTICS
250 _a6
260 _aNEW DELHI
_bJAYPEE BROTHERS
_c1997
650 _aRESEARCH
906 _aBIOSTATISTICS
999 _c1185506
_d1185506