Prevalence of the metabolic syndrome in Pudong New Area of Shanghai using three proposed definitions among Chinese adults oleh Jiang Qing-wu, Sun Qiao, Qiu Hua, Zhou Yi, Wu Hong-yan, Bai Yun, Zhang Hong, Fu Xiao-jin, Zhu Qiu-li, Ruan Xiao-nan, Xu Wang-hong, Yang Li-ming, Gu Jian-jun, Zhao Gen-ming