Prof. Eva Winkler (IMAGE) European Society for Medical Oncology Caption Prof. Eva Winkler, study author, medical oncologist at the National Centre for Tumour Diseases (NCT) in Heidelberg. Credit © European Society for Medical Oncology Usage Restrictions To be used with the appropriate caption or credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.