1. Department of Obstetrics and Gynaecology, The Chinese University of Hong Kong, Hong Kong, China
2. Shenzhen Research Institute, The Chinese University of Hong Kong, Shenzhen 518057, China
3. Hong Kong Hub of Paediatric Excellence, The Chinese University of Hong Kong, Hong Kong, China
4. Baylor College of Medicine Joint Center for Medical Genetics, The Chinese University of Hong Kong, Hong Kong, China
5. The Fertility Preservation Research Center, Department of Obstetrics and Gynaecology, The Chinese University of Hong Kong, Hong Kong, China