1. Experimental Fetal Medicine Group, Department of Obstetrics and Gynaecology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.
2. Department of Mechanical Engineering, Centre for Biomedical Materials Applications and Technology (BIOMAT), National University of Singapore, Singapore, Singapore.
3. Department of Surgery, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.
4. Department of Reproductive Medicine, KK Women's and Children's Hospital, Singapore, Singapore.
5. Cancer and Stem Cell Biology Program, Duke-NUS Graduate Medical School, Singapore, Singapore.