More than 180 participants and experts from 31 countries met for the fifth time in 10 years in St. Gallen, Switzerland for a 3-day conference to discuss important current issues of clinical cancer prevention. The meeting was again organized and co-sponsored by St. Gallen Oncology Conferences (SONK). While SONK has been extremely successful in organizing large international c- gresses on "Primary Therapy of Early Breast Cancer" as well as "Supportive Care in Cancer" for more than 20 years, the idea of promoting interdisciplinary, clinically oriented meetings on cancer prevention is a more...