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Letters
May 2011

Letter From the DSMC Regarding a Clinical Trial of Lutein in Patients With Retinitis Pigmentosa

Author Affiliations

Author Affiliations: Statistics Collaborative, Inc, Washington, DC (Dr Wittes); Jules Stein Eye Institute-University of California, Los Angeles (Dr Gorin); Department of Epidemiology and Public Health, Yale University, New Haven, Connecticut (Dr Mayne); Private consultant, Glenshaw, Pennsylvania (Ms McCarthy); Vanderbilt University Medical Center, Nashville, Tennessee (Dr Sternberg); and University of Iowa College of Medicine, Iowa City (Dr Wall).

Arch Ophthalmol. 2011;129(5):664-676. doi:10.1001/archophthalmol.2011.76

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