1 National Institute for Health Research Global Health Research Unit on Global Surgery, University of Birmingham, Birmingham B15 2TH, UK. Electronic address: [email protected].
2 University of Western Ontario, London, ON, Canada.
3 University of Cape Town and Groote Schuur Hospital, Cape Town, South Africa.
4 University of Lagos and Paediatric Surgery Unit, Lagos University Teaching Hospital, Lagos, Nigeria.
5 National Institute for Health Research Global Health Research Unit on Global Surgery, University of Birmingham, Birmingham B15 2TH, UK.