000 00274nam a2200097Ia 4500
008 160930s9999 xx 000 0 und d
100 _aRao,P.S.S. Sundar & Richard, J.
245 _aIntroduction to Biostatistics and Research Methods
260 _aNew Delhi
_bP.H.I.
942 _cBK
999 _c3643
_d3643