Characterization and antioxidant properties of ethyl acetate fractions from pyroligneous acid obtained by slow pyrolysis of palm kernel shell. Mal. J. Fund. Appl. Sci. [Internet]. 2019 Oct. 10 [cited 2026 Sep. 16];15(5):645-50. Available from: https://mjfas.utm.my/index.php/mjfas/article/view/1295