1. School of Healthcare Science, Cardiff University, Cardiff, Wales, UK
2. Wales Centre for Evidence Based Care: A JBI Centre of Excellence, School of Healthcare Science, Cardiff University, Cardiff, Wales, UK
3. Kamuzu University of Health Sciences, Blantyre, Malawi
4. Queen Elizabeth Central Hospital, Blantyre, Malawi
5. The Czech Republic (Middle European) Centre for Evidence-Based Healthcare: A JBI Centre of Excellence, Czech National Centre for Evidence-Based Healthcare and Knowledge Translation, Institute of Biostatistics and Analyses, Faculty of Medicine, Masaryk University, Brno, Czech Republic