Keywords: Economic evaluation, Guidelines, Pharmacoeconomic   Please follow the link below for full text. You may need to register (free-of-charge) as the article is published in Journal of the Medical Association of Thailand, Vol 97, No 5 http://www.jmatonline.com/index.php/jmat/issue/view/435/showToc   If you wish to read the first edition, please follow this link Thai Health Technology Assessment