E Herriot Hospital, Lyon, France
University Hospital, Basel, Switzerland
Stiftung Deutsche Klinik für Diagnostik, Wiesbaden, Germany
CHUV Lausanne, Lausanne, Switzerland
Kantonsspital Luzern, Luzern 16, Switzerland
Universitätsklinikum Magdeburg AöR / Otto-von-Guericke Universität, Magdeburg, Germany
Dr Ruth Seggewiss, Würzburg, Germany
Henri Mondor Hospital, Creteil, France
King Faisal Specialist Hospital & Research Cnetre, Riyadh, Saudi Arabia
King's College Hospital, London, United Kingdom
University Regensburg, Regensburg, Germany
Hospital ClÃnico Universitario, Valencia, Spain
University Hospital, Basel, Switzerland
University Hospital Gasthuisberg, Leuven, Herestraat 49, Belgium
University of Calgery, Calgary, Alberta, Canada
Hopital Huriez Chru, Lille, France
Klinik Kinder-Onkologie, Düsseldorf, Germany
Children's Hospital, Manchester, United Kingdom
Institute G. Gaslini, Genova, Italy
Saint Joseph, Gilly, Belgium
Stadtdpital Triemli, Zurich, Switzerland
Medizinische Universitaet Wien, Vienna, Austria