Duangrat Pimkaew. 2009. Chemical constituents and biological activities from branches of Mitagyna diversiforlia Havil. Faculty of Science, Khon Kaen University;
Duangrat Pimkaew. (2009) Chemical constituents and biological activities from branches of Mitagyna diversiforlia Havil. . Khon Kaen University/Khon Kaen.
Duangrat Pimkaew. Chemical constituents and biological activities from branches of Mitagyna diversiforlia Havil. . Khon Kaen:Khon Kaen University, 2009.
Duangrat Pimkaew. (2009) Chemical constituents and biological activities from branches of Mitagyna diversiforlia Havil. . Khon Kaen University/Khon Kaen.