Limited detection of human polyomaviruses in Fanconi anemia related squamous cell carcinoma - Toptan, Tuna (University of Pittsburgh, Pennsylvania, United States of America) ; Brusadelli, Marion G. (Cincinnati Children's Hospital Medical Center) ; Turpin, Brian (Cincinnati Children's Hospital Medical Center) ; Witte, David P. (Cincinnati Children's Hospital Medical Center) ; Surrallés i Calonge, Jordi (Institut d'Investigació Biomèdica Sant Pau) ; Velleuer, Eunike (Hospital Neuwerk Maria von den Aposteln, Mönchengladbach, Germany) ; Schramm, Martin (Heinrich Heine University, Düsseldorf, Germany) ; Dietrich, Ralf (Deutsche Fanconi-Anämie-Hilfe e.V., Unna-Siddinghausen, Germany) ; Brakenhoff, Ruud H. (Vrije Universiteit Amsterdam, The Netherlands) ; Moore, Patrick S. (University of Pittsburgh, Pennsylvania, United States of America) ; Chang, Yuan (University of Pittsburgh, Pennsylvania, United States of America) ; Wells, Susanne I. (Cincinnati Children's Hospital Medical Center) ; Universitat Autònoma de Barcelona