Facial Plast Surg Clin North Am. 2019 Nov;27(4):557-564. doi: 10.1016/j.fsc.2019.07.010.
PMID:31587773
Causes of blindness and vision impairment in 2020 and trends over 30 years, and prevalence of avoidable blindness in relation to VISION 2020: the Right to Sight: an analysis for the Global Burden of Disease Study.
GBD 2019 Blindness and Vision Impairment Collaborators; Vision Loss Expert Group of the Global Burden of Disease Study.