Matteo Trimarchi, Piero Nicolai, Davide Lombardi, Fabio Facchetti, Maria Laura Morassi, Roberto Maroldi, Gina Gregorini, Ulrich Specks,
Sinonasal osteocartilaginous necrosis in cocaine abusers: experience in 25 patients. American Journal of Rhinology. ,vol. 17, pp. 33- 43 ,(2003) ,
10.1177/194589240301700107