Kusuma Sriyakul และผู้แต่งคนอื่นๆ. (2012) A comparative double-blinded randomized study : the efficacy of prasaplai extract versus mefenamic acid on relieving pain among primary dysmenorrhea patients. Chulalongkorn University:ม.ป.ท.Kusuma Sriyakul และผู้แต่งคนอื่นๆ. 2012. A comparative double-blinded randomized study : the efficacy of prasaplai extract versus mefenamic acid on relieving pain among primary dysmenorrhea patients. ม.ป.ท.:Chulalongkorn University;Kusuma Sriyakul และผู้แต่งคนอื่นๆ. A comparative double-blinded randomized study : the efficacy of prasaplai extract versus mefenamic acid on relieving pain among primary dysmenorrhea patients. ม.ป.ท.:Chulalongkorn University, 2012. Print.