Malignant peritoneal mesothelioma: prognostic significance of clinical and pathologic parameters and validation of a nuclear-grading system in a multi-institutional series of 225 cases

David B. Chapel, Jefree J. Schulte, Gudrun Absenger, Richard Attanoos, Luka Brčić, Kelly J. Butnor, Lucian R. Chirieac, Andrew Churg, Françoise Galateau-Sallé, Kenzo Hiroshima, Yin P. Hung, Hedy L. Kindler, Thomas Krausz, Alberto M. Marchevsky, Mari Mino–Kenudson, Jeffrey Mueller, Kazuki Nabeshima, K. Turaga, Ann E. Walts, Aliya N. Husain