1. Saw Swee Hock School of Public Health, National University of Singapore, 12 Science Drive 2, Singapore 117549, Singapore
2. Health Economics and Outcomes Research, Becton Dickinson Holdings Pte. Ltd., 2 International Business Park Road, The Strategy #08-08, Singapore 609930, Singapore
3. Division of Gynaecologic Oncology, Department of Obstetrics and Gynecology, National University Hospital, 5 Lower Kent Ridge Rd., Singapore 119074, Singapore
4. Department of Pharmacy, National University of Singapore, 18 Science Drive 4, Singapore 117543, Singapore
5. School of Global and Population Health, McGill University, Suite 1200, 2001 McGill College Avenue, Montréal, QC H3A 1G1, Canada
6. Department of Health Policy, London School of Economics and Political Science, Houghton Street, London WC2A 2AE, UK
7. Evidera, 500 Totten Pond Rd., Waltham, MA 02451, USA