Age at diagnosis, but not HPV type, is strongly associated with clinical course in recurrent respiratory papillomatosis. oleh Farrel J Buchinsky, William L Valentino, Nicole Ruszkay, Evan Powell, Craig S Derkay, Riaz Y Seedat, Virgilijus Uloza, Frederik G Dikkers, David E Tunkel, Sukgi S Choi, Anthony J Mortelliti, Paolo Campisi, Juan C Ospina, Adam J Donne, Robert T Sataloff, Stephen F Conley, John E McClay, Ellen M Friedman, Lisa Elden, Dale A Tylor, Clark A Rosen, Libby J Smith, Graeme J Copley, David E Karas, John M Schweinfurth, Charles M Myer, Brian J Wiatrak, Joseph E Dohar, Steven E Sobol, Robert W Bastian, Richard J H Smith, Marshall E Smith, Abebe M Wassie, James C Post, Garth D Ehrlich