About the Authors
Hospital Clínico San Carlos, Madrid, Spain
Fundación Hospital Alcorcón, Alcorcón, Madrid, Spain
El Mundo, Madrid, Spain
The Web site is sponsored by Roche Pharmaceuticals.
RB and JEL designed the study. RB and JEL analyzed the data. JEL enrolled patients. JM, RB, JEL, CMDLS, IFL, and JLDLS contributed to writing the paper. RB, MS, and IFL collected data or did experiments for the study. CMDLS was in charge of the Web site where the pilot experiment was made. MS helped to maintain a swift communication between the Web users and the medical expert.