S-33 From ethnic difference to ethnic similarity   S33-1. History of discussion on ethic difference at ICH   S33-2. From the difference to the similarity   S33-3. Inter- and intra-racial differences in PK/PD profiles from gene polymorphisms   S33-4. Lessons Learned from the Experience with RENAAL   S33-5. Multicenter study in Japan and Korea on Detrusitol (agent for over active bladder)