Kirisattayakul, Woranan, Jintanaporn Wattanathorn, Woraluk Somboonporn, Nawanan Piyavhatkul, Waranon Munkong, Nartnutda Morakotsriwan, Kamol Lertrat, and Bhalang SuriHarn. “The Combined Extract of Zea Mays (Purple Color) and Pandanus Amaryllifolius Based-Drink (MP1) Improves Working Memory and Psychological Fitness in Menopausal Volunteer”. Srinagarind Medical Journal 30, no. 5 (October 5, 2015): 53. Accessed April 26, 2024. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/39935.