1. Uber die mit Diabetes Vorkommenden Sehstörungen;Von Graeffe;Arch Ophthalmol,1858
2. The visual mechanism of diabetes mellitus;Waite;NEJ,1935
3. Primary optic atrophy in juvenile diabetes;Gregg;Am J Ophthalmol,1935
4. Diabetes mellitus and simple optic atrophy among siblings, report of four cases;Wolfram;Proc Mayo Clinic,1938
5. Friedreich's ataxia associated with diabetes mellitus;Schlezinger;N Y Med J,1940