Affiliation: | 1. Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore;2. Cancer Science Institute of Singapore, National University of Singapore, Singapore;3. Department of Obstetrics and Gynaecology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore;4. Department of Reproductive Medicine, KK Women's and Children's Hospital, Singapore;5. Cancer and Stem Cell Biology, Duke‐NUS Graduate Medical School, Singapore;6. Division of Gastroenterology and Hepatology, University Medicine Cluster, National University Health System, Singapore |