PharmaLogic Development, Inc., San Rafael, CA; and Department of Ophthalmology & Visual Science, University of California, Davis, School of Medicine, Sacramento, CA.

Address correspondence to Gary D. Novack, Ph.D., PharmaLogic Development, Inc., 17 Bridgegate Drive San Rafael, CA 94903; e-mail: [email protected]

The author consults for pharmaceutical and medical device firms.