1. Department of Paediatrics, University of Oxford, Oxford, United Kingdom
2. Newborn Care Unit, John Radcliffe Hospital, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom
3. Colegio de Ciencias Biologicas y Ambientales, Universidad San Francisco de Quito USFQ, Quito, Ecuador
4. University of Exeter Medical School, Exeter, United Kingdom
5. Children's Services, Royal Devon University Healthcare NHS Foundation Trust, Exeter, United Kingdom