000 00275nam a2200109Ia 4500
008 200512s9999 xx 000 0 und d
082 _a615
100 _aNageswara Rao (G)
245 0 _aBio Statistics and Research Methodology
260 _bPharmamed
_c2018
650 _aBiostat
999 _c44614
_d44614