00305nam a22001217a 4500020001800000082001300018100001600031245005000047250001200097260003800109300001300147654002300160  a9789352700349  a613bRAH  aRahim, Asma  aPrinciples and practice of community medicine  a2nd ed.  aNew DelhibJay Pee Brothersc2017  a1-758 p.  aCommunity Medicine