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Nithideth Somsanith. (2010) Oral health status of elderly populations in Luangprabang province, Lao P.D.R.2009 . Mahidol University/Bangkok.
Nithideth Somsanith. Oral health status of elderly populations in Luangprabang province, Lao P.D.R.2009. . Bangkok:Mahidol University, 2010.
Nithideth Somsanith. (2010) Oral health status of elderly populations in Luangprabang province, Lao P.D.R.2009 . Mahidol University/Bangkok.