Reference:

Tarn YH, Hu S, Kamae I, Yang BM, Li SC, Tangcharoensathien V, Teerawattananon Y, Limwattananon S, Hameed A, Aljunid SM, Bapna JS. Health-care systems and pharmacoeconomic research in Asia-Pacific region. Value Health. 2008;11(Suppl 1):S137-55.

Link: http://www.ncbi.nlm.nih.gov/pubmed/18387058?dopt=Citation