000 00300nam a2200121Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
020 _a9788131775141
100 _aMariappan .P
245 0 _aBiostatistics: An Introduction
260 _bPearson
_aChennai
_c2013
650 _aBiostatistics
942 _cBK
999 _c8511
_d8511