Submitted for Publication: May 10, 2013; final revision received June 21, 2013; accepted June 24, 2013.
Published Online: February 20, 2014. doi:10.1001/jamaophthalmol.2013.5841.
Study concept and design: van Dijk, Melles.
Acquisition of data: All authors.
Analysis and interpretation of data: van Dijk, Parker, Melles.
Drafting of the manuscript: van Dijk, Parker, Lie, Groeneveld-van Beek, Melles.
Critical revision of the manuscript for important intellectual content: van Dijk, Parker, Tong, Ham, Melles.
Statistical analysis: van Dijk, Parker.
Administrative, technical, or material support: Tong, Ham, Lie, Groeneveld-van Beek.
Study supervision: van Dijk, Melles.
Conflict of Interest Disclosures: Dr Melles is a consultant for DORC International/Dutch Ophthalmic USA. No other disclosures were reported.