GC-MS Analysis of the essential oil of Alpinia zerumbet (Pers.) B.L. and in vitro hepatoprotection and cytotoxicity study. MPC-4 - El-Hawary, SS; Kassem, HA; Abdel Motaal, A; Tawfik, WA; Hassanein, HM; El-Shamy, SS (Planta Medica, 2013)