Antileukemic Effect of Zerumbone-Loaded Nanostructured Lipid Carrier in WEHI-3B Cell-Induced Murine Leukemia Model [Retraction] oleh Rahman H, Rasedee A, How CW, Zeenathul NA, Chartrand M, Yeap SK, Abdul AB, Tan SW, Othman HH, Ajdari Z, Namvar F, Arulselvan P, Fakurazi S, Mehrbod P, Daneshvar N, Begum H