Khanal, Santosh BSc*; Tomlinson, Alan PhD, DSc*; Pearce, Edward I PhD*; Simmons, Peter A PhD†
From the *Department of Vision Sciences, Glasgow Caledonian University, Glasgow, United Kingdom; and †Allergan Inc., Irvine, CA.
Received for publication August 10, 2006; revision received September 13, 2006; accepted October 10, 2006.
Supported by an unrestricted educational grant from Allergan Inc.
Reprints: Alan Tomlinson, Department of Vision Sciences, Glasgow Caledonian University, Glasgow G4 0BA, UK (e-mail: [email protected]).