Yuwalak Phaidee. (2008) In vitro plant multiplication of Gynura procumbens and chemical analysis of regenerants. Mahidol University,:ม.ป.ท.Yuwalak Phaidee. 2008. In vitro plant multiplication of Gynura procumbens and chemical analysis of regenerants. ม.ป.ท.:Mahidol University,;Yuwalak Phaidee. In vitro plant multiplication of Gynura procumbens and chemical analysis of regenerants. ม.ป.ท.:Mahidol University, 2008. Print.