NEUROPROTECTIVE AND MEMORY-ENHANCING PROPERTIES OF EXTRACTS OF POLYSCIAS GUILFOYLEI (W. BULL) L.H. BAILEY AND POLYSCIAS FILICIFOLIA (C. MOORE EX E. FOURN.) L.H. BAILEY CULTIVATED IN VIETNAM. JMM-NIMM [Internet]. 2025 Dec. 26 [cited 2025 Dec. 30];30(6):pp. 420 - 430. Available from: https://tapchiduoclieu.vn/index.php/jomm/article/view/181