https://pmc.ncbi.nlm.nih.gov/articles/PMC5453824/
Crowdsourcing to evaluate fundus photographs for the presence of glaucoma - PMC
To assess the accuracy of crowdsourcing for grading optic nerve images for glaucoma using Amazon Mechanical Turk (AMT) before and after training modules....
fundus photographsfor thecrowdsourcingevaluate