[1] Univ Sains Malaysia, Sch Pharmaceut Sci, Gelugor 11800, Penang, Malaysia
[2] Univ Kebangsaan Malaysia, Fac Pharm, Jalan Raja Muda Abdul Aziz, Kuala Lumpur 50300, Malaysia
[3] Minist Hlth Malaysia, Melaka Tengah Dist Hlth Off, Jalan Bukit Baru, Melaka 75150, Malaysia