1 Mahidol-Oxford Tropical Medicine Research Unit (MORU) and Department of Tropical Hygiene, Faculty of Tropical Medicine, Mahidol University, Bangkok, 10400, Thailand. Electronic address: pan@tropmedres.ac.
2 Saw Swee Hock School of Public Health, National University of Singapore, Singapore. Electronic address: hannah.clapham@nus.edu.sg.
3 Center for Epidemiological Analysis (CEMA) University of Nairobi, Nairobi, Kenya; Washington State University - Global Health Kenya, Nairobi, Kenya. Electronic address: jeanette.dawa@wsu.edu.
4 South African DSI-NRF Centre of Excellence in Epidemiological Modelling and Analysis (SACEMA), Stellenbosch University, Stellenbosch Central, Stellenbosch 7600, South Africa. Electronic address: pulliam@sun.ac.za.