Expression of p53, p16INK4A, pRb, p21WAF1/CIP1, p27KIP1, cyclin D1, Ki-67 and HPV DNA in sinonasal endophytic Schneiderian (inverted) papilloma. - Altavilla, Giuseppe; Staffieri, Alberto; Busatto, Graziella; Canesso, Alessandra; Giacomelli, Luciano; Marioni, Gino (Acta Oto-Laryngologica, 2009)