00369pam a2200133 a 4500020002000000041000500020082001300025100002600038245010200064250001000166260002500176300000900201700002500210 a9788123915920c h a614bMAT aJ S Mathur,eAuthor., aA Comprehensive Textbook of Community Medicine Preventive and social MedicinehTextual Documents a2007. bCBS Publishersc2007 a708. aJ S Mathur,eAuthor.