00363nam a22001457a 4500020001500000082001300015100001900028245003700047250001200084260004500096300001100141650002300152654002300175700001900198  a8188129100  a613bBHA  aBhaskararao, T  aEpidemiology in medical practice  a1st ed.  aHyderabadbParas Medical Publisherc2002  a152 p.  aCommunity Medicine  aCommunity Medicine  aBhaskararao, T