Association between metabolic syndrome severity score and cardiovascular disease: results from a longitudinal cohort study on Chinese adults oleh Jing-jing Lin, Pin-yuan Dai, Jie Zhang, Yun-qi Guan, Wei-wei Gong, Min Yu, Le Fang, Ru-ying Hu, Qing-fang He, Na Li, Li-xin Wang, Ming-bin Liang, Jie-ming Zhong