V. Mozetic, V. M. de Barros, L. Denadai, M. F. S. da Cruz, N. F. S. da Cruz, and N. S. B. de Moraes, “Bias and unclear outcomes in clinical trials of diabetic retinopathy: a cross-sectional analysis of literature”, Evidence, vol. 3, p. e3415, Jan. 2022, doi: 10.17267/2675-021Xevidence.2021.e3415.