Habsah M, Ali AM, Lajis NH, Yap YH, Kikuzaki H, and Nakatani N, “ANTITUMOUR-PROMOTING AND CYTOTOXIC CONSTITUENTS OF ETLINGERA ELATIOR”, Malays J Med Sci, vol. 12, no. 1, pp. 6–12, Jan. 2005, doi: 10.21315/.