[1] Hosp Univ Sains Malaysia, Dept Neurosci, Sch Med Sci, Kubang Kerian 16150, Kelantan, Malaysia
[2] Hosp Univ Sains Malaysia, Dept Med, Sch Med Sci, Kubang Kerian 16150, Kelantan, Malaysia
[3] Hosp Univ Sains Malaysia, Dept Community Med, Sch Med Sci, Kubang Kerian 16150, Kelantan, Malaysia