@misc{indiciae7db66876b9c1, title = {[Changes in the visual field caused by lens opacities].}, author = {H W Heider and K J Seez and O E Schnaudigel}, year = {1991}, doi = {10.1055/s-2008-1045921}, url = {https://pubmed.ncbi.nlm.nih.gov/2023367/}, note = {Source identifier: 2023367} }