Sawaeng Watcharathanakij. (1997) Cost-effectiveness analysis of anti-retroviral drugs in HIV-infected patients. Mahidol University,:ม.ป.ท.Sawaeng Watcharathanakij. 1997. Cost-effectiveness analysis of anti-retroviral drugs in HIV-infected patients. ม.ป.ท.:Mahidol University,;Sawaeng Watcharathanakij. Cost-effectiveness analysis of anti-retroviral drugs in HIV-infected patients. ม.ป.ท.:Mahidol University, 1997. Print.