Uthaithip Rakchanyaban. 2004. Active life expectancy among the Thai elderly population. Field of Study Demography, Mahidol University;
Uthaithip Rakchanyaban. (2004) Active life expectancy among the Thai elderly population . Mahidol University/Bangkok.
Uthaithip Rakchanyaban. Active life expectancy among the Thai elderly population. . Bangkok:Mahidol University, 2004.
Uthaithip Rakchanyaban. (2004) Active life expectancy among the Thai elderly population . Mahidol University/Bangkok.