Famine Exposure in Early Life and Risk of Metabolic Syndrome in Adulthood: Comparisons of Different Metabolic Syndrome Definitions oleh Feng Ning, Jie Ren, Xin Song, Dong Zhang, Li Liu, Lei Zhang, Jianping Sun, Dongfeng Zhang, Zengchang Pang, Qing Qiao, on behalf of Qingdao Diabetes Prevention Program