Jiraporn Suwana. (2005) Effects of piperine on wistar rats. Mahidol University,:ม.ป.ท.Jiraporn Suwana. 2005. Effects of piperine on wistar rats. ม.ป.ท.:Mahidol University,;Jiraporn Suwana. Effects of piperine on wistar rats. ม.ป.ท.:Mahidol University, 2005. Print.