Dr. Ambrosini is with MCP-Hahnemann University
Philadelphia. Drs. Wagner and Hebeler are with the University of Texas Medical Branch, Galveston. Drs. Biederman and Geller are with Harvard Medical School, Boston. Drs. Click and Lock are with Stanford University School of Medicine, Stanford, CA. Ms. Ian is a statistician with Pfizer Inc., New York. Dr. Eli a is with the University of Pennsylvania, Philadelphia. Dr. Rabinovich is with Jefferson Medical College, Philadelphia