[1
]Department of Gastroenterology, Leiden University Medical Centre , Leiden, The Netherlands
[2
]Hereditary Cancer Program, Catalan Institute of Oncology , Barcelona, Spain
[3
]Department of Medical Genetics Haartman Institute Biomedicum, University of Helsinki , Helsinki, Finland
[4
]Department of Clinical Genetics, Leiden University Medical Centre , Leiden, The Netherlands
[5
]Department of Medical Genetics, Complejo Hospitalario de Navarre , Pamplona, Spain
[6
]Institute of Human Genetics, University Hospital , Bonn, Germany
[7
]The Danish HNPCC-Register, Department of Gastroenterology and Clinical Research Center,
Copenhagen University Hospital, Hvidovre, Denmark
[8
]Department of Surgery, Hospital Tumori , Milan, Italy
[9
]Institute of Human Genetics , Newcastle upon Tyne, UK
[10
]Department of Genetics, Hospital Pitié-Salpêtrière AP.HP , Paris, France
[11
]Institute of Medical Informatics, Statistics and Epidemiology, University of Leipzig , Leipzig, Germany
[12
]Institute of Medical Genetics, Cardiff University and Universitiy Hospital of Wales , Cardiff, UK
[13
]Department of Clinical Pathophysiology, University of Florence, and Tuscan Tumor Institute , Florence, Italy
[14
]Division of Medical Genetics and Department of Biomedicine, University of Children's Hospital , Basel, Switzerland
[15
]Department of Clinical Genetics, St George's University of London Hospital , London, UK
[16
]Department of Gastroenterology, Konstantopoulio University Hospital , Athens, Greece
[17
]Genetic Medicine, Central Manchester University Hospitals NHS Foundation Trust, Manchester Academic
Health Scientist Centre , Manchester, UK
[18
]Department of Molecular Medicine and Surgery, Karolinska Institutet , Stockholm, Sweden
[19
]Department of Surgery, Jyvaskyla Central Hospital, Jyvaskyla & Institute of Clinical Medicine, University
of Eastern Finland , Kuopio, Finland
[20
]Department of Medical Genetics, The Norwegian Radium Hospital University Hospital , Oslo, Norway
[21
]Department of Gastroenterology, University Medical Centre Radboud , Nijmegen, The Netherlands
[22
]Department of Digestive Surgery, Hospital Saint-Antoine, University Pierre et Marie , Paris, France
[23
]Department of Internal Medicine, Universtiy Hospital , Modena, Italy
[24
]Department of Surgery, Helsinki University Central Hospital , Helsinki, Finland
[25
]Department of Genetics, University of Groningen, University Medical Centre Groningen , Groningen, The Netherlands
[26
]Digestive Oncology Unit, Department of Internal Medicine, University Hospital Gasthuisberg , Leuven, Belgium.
[27
]Family Cancer Clinics, St Mark's Hospital, CRUK Cancer Centre, Imperial College London , Harrow, UK
[28
]Medical Faculty, Institute of Human Genetics, University of Duesseldorf , Duesseldorf, Germany
[29
]Department of Surgery, HELIOS St Josefs Hospital Bochum-Linden (Helios) , Bochum, Germany
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