5. Liew G, Michaelides M, Bunce C (2014) A comparison of the causes of blindness certifications in England and Wales in working age adults (16–64 years), 1999–2000 with 2009–2010. BMJ Open; 4, p e004015 [Accessed Oct 2025]
Click https://pubmed.ncbi.nlm.nih.gov/24525390/ link to open resource.