Methanol leaf extract of Actinodaphne sesquipedalis (Lauraceae) enhances gastric defense against ethanol-induced ulcer in rats oleh Omar H, Nordin N, Hassandarvish P, Hajrezaie M, Azizan AHS, Fadaeinasab M, Abdul Majid N, Abdulla MA, Mohd Hashim N, Mohd Ali H