Submitted for Publication: February 7, 2012; final revision received April 2, 2012; accepted May 2, 2012.
Published Online: July 9, 2012. doi:10.1001 /archophthalmol.2012.1890
Author Contributions: Dr Wang had full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Financial Disclosure: None reported.
Funding/Support: Dr Wang's work is funded by K23 Career Development Award 1K23EY018668 from the National Eye Institute.
Online-Only Material: Listen to an author interview about this article, and others, at http://bit.ly/Mcb8Qq.
Additional Contributions: The authors thank all of the families and health care providers who participated in the study. We are indebted to the study staff from all participating sites, including Linda Biedul-Kornilowicz, RN, BSN; Melissa Brown, MSN, RNC, NNP; Katherine Hamblett, MSW; Brenda MacKinnon, RNC; Ann McGill, LMSW; Amy Ruddy, BA; and Richard Saunders, MD.