作者单位:Univ Sains Malaysia, Womens Hlth Dev Unit, Hlth Campus, Kota Baharu, Kelantan, Malaysia[1]Univ Sains Malaysia, Dept Family Med, Hlth Campus, Kota Baharu, Kelantan, Malaysia[2]Univ Sains Malaysia, Sch Med Sci, Dept Physiol, Hlth Campus, Kota Baharu, Kelantan, Malaysia[3]