Institution: | (1) Department of Pathology, University Hospital, Lausanne, Switzerland;(2) Department of Oncology, University Hospital, Lausanne, Switzerland;(3) Department of Surgery, University Hospital, Lausanne, Switzerland;(4) Department of Pathology, Bergonié Institute, Bordeaux, France;(5) Institut Universitaire de Pathologie, Rue du Bugnon 25, 1011 Lausanne, Switzerland |