Development and Validation of a Deep Learning Algorithm for Detection of Diabetic Retinopathy in Retinal Fundus Photographs - Gulshan, V; Peng, L; Coram, M; Stumpe, MC; Wu, D; Narayanaswamy, A; Venugopalan, S; Widner, K; Madams, T; Cuadros, J; Kim, R; Raman, R; Nelson, PC; Mega, JL; Webster, DR (JAMA, 2016)