Lynn Bust1, Lucia D'Ambruoso1,2,3, Jakub Gajewski1,4, Kathryn Chu5,6. 1. Department of Global Health, Centre of Global Surgery, Stellenbosch University, Francie Van Zijl Drive Tygerberg Hospital, Cape Town, 7505, South Africa. 2. School of Medicine and Centre for Global Development, School of Education, Aberdeen Centre for Health Data Science, University of Aberdeen, Aberdeen, Scotland. 3. School of Public Health, University of the Witwatersrand, Johannesburg, South Africa. 4. Institute of Global Surgery, Royal College of Surgeons in Ireland, Dublin, Ireland. 5. Department of Global Health, Centre of Global Surgery, Stellenbosch University, Francie Van Zijl Drive Tygerberg Hospital, Cape Town, 7505, South Africa. kchu@sun.ac.za. 6. Department of Surgery, University of Botswana, Plot 4775 Notwane Rd., Gaborone, Botswana. kchu@sun.ac.za.