[1] Univ Sains Malaysia, Sch Med Sci, Dept Haematol, Hlth Campus, Kubang Kerian 16150, Kelantan, Malaysia
[2] Hosp Univ Sains Malaysia, Transfus Med Unit, Kubang Kerian 16150, Kelantan, Malaysia
[3] Univ Sains Malaysia, Sch Med Sci, Dept Internal Med, Hlth Campus, Kubang Kerian 16150, Kelantan, Malaysia
[4] Univ Sains Malaysia, Sch Hlth Sci, Forens Sci Programme, Hlth Campus, Kubang Kerian 16150, Kelantan, Malaysia