DARMSTADT, Germany--(BUSINESS WIRE)--Merck Serono, a division of Merck KGaA, Darmstadt, Germany, continues to drive the global effort to ensure patients receive personalized cancer therapies. A total of 17 abstracts concerning Merck Serono oncology treatments will be presented at the joint 15th Congress of the European Cancer Organisation (ECCO) and 34th Congress of the European Society for Medical Oncology (ESMO), to be held in Berlin from 20-24 September 2009.