1. Department of OtolaryngologyUniversity of Colorado School of Medicine Aurora Colorado U.S.A
2. Department of OphthalmologyUniversity of Colorado School of Medicine Aurora Colorado U.S.A
3. Sinus and Nasal Specialists of Louisiana Baton Rouge Louisiana U.S.A
4. Texas Oculoplastic ConsultantsDell Medical School–The University of Texas at Austin Austin Texas U.S.A
5. Dell Medical School–The University of Texas at Austin Austin Texas U.S.A