Portale Giuseppe, Guirroli Emanuela, Costantini Mario, Zaninotto Giovanni, Rampado Sabrina, Ancona Ermanno
Department of Medical and Surgical Sciences, Clinica Chirurgica III, University of Padova School of Medicine, Padova, Italy.
Arch Surg. 2007 Apr;142(4):401-2. doi: 10.1001/archsurg.142.4.401.