00356nam a22001457a 4500020001500000082001300015100001700028245003600045250001200081260004300093300001100136650002300147654002300170700001700193  a8175942045  a613bVYA  aVyas, Suresh  aEssentials of health management  a1st ed.  a2006bJaipurcMangal Deep Publications  a183 p.  aCommunity Medicine  aCommunity Medicine  aVyas, Suresh