1 Global Health and Development Group, Institute of Global Health Innovation, Imperial College London, London W2 1NY, UK. Electronic address: ryan.li@imperial.ac.uk.
2 Oxford University Clinical Research Unit, Hanoi, Vietnam.
3 Oxford University Clinical Research Unit, Hanoi, Vietnam; Radboud UMC, Nijmegen, Netherlands.
4 Medical Services Administration, Ministry of Health, Hanoi, Vietnam.
5 Hanoi Medical University, Hanoi, Vietnam; National Hospital of Tropical Diseases, Hanoi, Vietnam.
6 Bach Mai Hospital, Hanoi, Vietnam.
7 Global Health and Development Group, Institute of Global Health Innovation, Imperial College London, London W2 1NY, UK.
8 National Hospital of Tropical Diseases, Hanoi, Vietnam.
9 Hanoi University of Pharmacy, Hanoi, Vietnam.
10 Health Strategy and Policy Institute, Hanoi, Vietnam.
11 Brighton and Sussex University Hospital Trust, Brighton, UK.
12 Barts Health NHS Trust, London, UK; UCL Partners, London, UK; Royal College of Physicians, London, UK.