000 00333nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a058.087
_bLEW
100 _aLEWIS, Alvin E
245 0 _aBiostatistics
260 _aNew Delhi
_bAffiliated East West
_c1971
650 _aBiostatistics
650 _aRandom sampling
942 _cBK
999 _c22644
_d22644