Bruix J, Sherman M, Llovet J M, Beaugrand M, Lencioni R, Burroughs A K, Christensen E, Pagliaro L, Colombo M, Rodés J
Liver Unit, Digestive Disease Institute, Hospital Clinic, IDIBAPS, Barcelona, Catalonia, Spain.
J Hepatol. 2001 Sep;35(3):421-30. doi: 10.1016/s0168-8278(01)00130-1.