Medical Mystery: Brown Eye and Blue Eye -- The Answer
NEJM 353:2409-2410, Gesundheit,B. &Greenberg,M., 2005
Von Recklinghausen Neurofibromatosis
NEJM 305:1617-1627, Riccardi,V.M., 1981
A Red Eye from Carotid Stenosis
BMJ 352:e364, Perera, S.,et al, 2016