Piyanuch Sa-Nguandeekul. (2007) The effects of chemical permeation enhancers on the lipoidal pathways of the skin membrane. Mahidol University,:ม.ป.ท.Piyanuch Sa-Nguandeekul. 2007. The effects of chemical permeation enhancers on the lipoidal pathways of the skin membrane. ม.ป.ท.:Mahidol University,;Piyanuch Sa-Nguandeekul. The effects of chemical permeation enhancers on the lipoidal pathways of the skin membrane. ม.ป.ท.:Mahidol University, 2007. Print.