1. Department of Women's Anaesthesia KK Women's and Children's Hospital, Duke‐NUS Medical School Singapore
2. Division of Surgical Oncology, Department of Surgery Duke University Medical Center Durham NC USA
3. Centre for Quantitative Medicine Singapore
4. Division of Women's Anesthesia, Department of Anesthesiology Duke University Medical Center Durham NC USA
5. KK Women's and Children's Hospital, Duke‐NUS Medical School Singapore