1 Department of Gynaecology and Obstetrics, The Second Affiliated Hospital of Fujian Medical University, No.34 North Zhongshan Road, Quanzhou, 362000, Fujian Province, China.
2 Department of Gynaecology and Obstetrics, The Second Affiliated Hospital of Fujian Medical University, No.34 North Zhongshan Road, Quanzhou, 362000, Fujian Province, China. wsqy214@163.com.
3 Centre of Neurological and Metabolic Research, The Second Affiliated Hospital of Fujian Medical University, No.34 North Zhongshan Road, Quanzhou, 362000, Fujian Province, China. shulin1956@126.com.
4 Diabetes and Metabolism Division, Garvan Institute of Medical Research, Darlinghurst, 384 Victoria Street, Sydney, Australia, NSW 2010. shulin1956@126.com.