Journal Article
Sithisarankul, Pornchai, Veera Piyasing, Benjaporn Boontheaim, Suthee Ratanamongkolgul, and Somkiat Wattanasirichaigoon.
"Longevity of Thai physicians: phase 2 and policy implications." Journal-Medical Association of Thailand 88, no. 9 (2005): 1257-1260.