Artificial neural networkis it free of problems?Stephan, CarstenCammann, HenningSchrader, MarkDeger, SerdarLein, MichaelJung, KlausAuthor informationDepartment of Urology and *Institute for Medical Informatics, Charité–Universitätsmedizin Berlin, Berlin, GermanyWRITE TO THE EDITOR BY SUBMITTING YOUR LETTER ON LINE ATHTTP://MC.MANUSCRIPTCENTRAL.COM/BJUIBJU International 102(7):p 902, October 2008.Copyright © 2008 Blackwell Publishing Ltd.