*Departments of Ophthalmology and Neonatology, The Royal London Hospital, Barts Health NHS Trust, London, United Kingdom
†Department of Pediatrics, Moorfields Eye Hospital NHS Foundation Trust, London, United Kingdom
‡Blizard Institute, Barts and the London School of Medicine and Dentistry, London, United Kingdom
The original UK research study was funded by Barts Charity Grant No 418/1197.
None of the authors has any financial/conflicting interests to disclose.