From Harvard Eye Associates (Hovanesian), Orange County, California, Virginia Eye Consultants (Sheppard), Norfolk, Virginia, Center for Excellence in Eye Care (Trattler), Miami, Florida, Eyesight Associates, Warner Robins and Mercer Medical School (Gayton), Macon, Georgia, Ophthalmology Associates (Malhotra), St. Louis, Missouri, Omeros Corporation (Schaaf), Seattle, and Pacific Northwest Statistical Consulting (Ng), Woodinville, Washington, and Houston Eye Associates (Dunn), Houston, Texas, USA. From Harvard Eye Associates (Hovanesian), Orange County, California, Virginia Eye Consultants (Sheppard), Norfolk, Virginia, Center for Excellence in Eye Care (Trattler), Miami, Florida, Eyesight Associates, Warner Robins and Mercer Medical School (Gayton), Macon, Georgia, Ophthalmology Associates (Malhotra), St. Louis, Missouri, Omeros Corporation (Schaaf), Seattle, and Pacific Northwest Statistical Consulting (Ng), Woodinville, Washington, and Houston Eye Associates (Dunn), Houston, Texas, USA. Electronic address: dschaaf@omeros.com.