Watchai Charunwatthana. 2007. Measuring hospital efficiency of public hospitals under office of permanent secretary of Ministry of Pblic Health in Thailand : a data envelopment analysis approach. Field of Study Health Economics, Chulalongkorn University;
Watchai Charunwatthana. (2007) Measuring hospital efficiency of public hospitals under office of permanent secretary of Ministry of Pblic Health in Thailand : a data envelopment analysis approach . Chulalongkorn University/Bangkok.
Watchai Charunwatthana. Measuring hospital efficiency of public hospitals under office of permanent secretary of Ministry of Pblic Health in Thailand : a data envelopment analysis approach. . Bangkok:Chulalongkorn University, 2007.
Watchai Charunwatthana. (2007) Measuring hospital efficiency of public hospitals under office of permanent secretary of Ministry of Pblic Health in Thailand : a data envelopment analysis approach . Chulalongkorn University/Bangkok.