ISSN-0976-0245 (Print) • ISSN-0976-5506 (Electronic) Website: www.ijphrd.com I N D I A N J O U R N A L O F P U B L I C H E A L T H R E S E A R C H & D E V E L O P M E N T N E W D E L H I Volume 3 Number 1 January - March, 2012 Indian Journal of Public Health Research & Development An International Journal