1 From the Department of Ophthalmology, University Hospitals Leuven, Leuven, Belgium (Wijnants, Delbeke, Van Calster, Beerlandt, Nijs, Saelens); Oogartsenpraktijk Tervuren, Tervuren, Belgium (Beerlandt); Oogartsenassociatie Maasmechelen, Maasmechelen, Belgium (Nijs); John A. Moran Eye Center, University of Utah, Salt Lake City, Utah.