000 00331nam a2200133Ia 4500
008 140312s9999 xx 000 0 und d
020 _a9788-181930-36
082 _a570.151
_bRAO
100 _aRao Bhaskara T
245 _aMethods of Biostatistics
250 _a3rd
260 _c2010
_bParas Medical
_aNew Delhi
300 _a442
999 _c244699
_d244699