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Hafner, Christian and López-Knowles, Elena and Luis, Nuno M. and Toll, Agustí and Baselga, Eulàlia and Fernández-Casado, Alex and Hernández, Silvia and Ribé, Adriana and Mentzel, Thomas and Stoehr, Robert and Hofstaedter, Ferdinand and Landthaler, Michael and Vogt, Thomas and Pujol, Ramòn M. and Hartmann, Arndt and Real, Francisco X. (2007) Oncogenic PIK3CA mutations occur in epidermal nevi and seborrheic keratoses with a characteristic mutation pattern. Proceedings of the National Academy of Sciences of the United States of America: PNAS 104 (33), pp. 13450-13454.
Agaimy, Abbas and Gaumann, Andreas and Schroeder, Josef and Dietmaier, Wolfgang and Hartmann, Arndt and Hofstaedter, Ferdinand and Wünsch, Peter H. and Mentzel, Thomas (2007) Primary and metastatic high-grade pleomorphic sarcoma/malignant fibrous histiocytoma of the gastrointestinal tract: an approach to the differential diagnosis in a series of five cases with emphasis on myofibroblastic differentiation. Virchows Archiv 451 (5), pp. 949-957.