000 00302nam a2200133Ia 4500
008 200512s9999 xx 000 0 und d
082 _a614.44
100 _aMahajan (bk)
245 0 _aMethods in biostatistics
250 _a6
260 _bJAYPEE
_c1997
440 _v_
650 _acommunity medicine
999 _c45712
_d45712