1 Department of Endocrinology, The Third Affiliated Hospital of Soochow University, Changzhou, P.R. China.
2 Department of Anesthesiology, The Third Affiliated Hospital of Soochow University, Changzhou, P.R. China.
3 Department of Critical Care Medicine, The Third Affiliated Hospital of Soochow University, Changzhou, P.R. China.
4 Department of Internal Medicine, Section of Endocrinology, Yale University, New Haven, CT, USA; Jiangsu Key Laboratory of Molecular Medicine, Medical School of Nanjing University, Nanjing, P.R. China.