title: Further evidence of the prognostic role of pretreatment levels of CA 19-9 in advanced pancreatic cancer.
authors.affiliation: Dendrix e no Centro Paulista de Oncologia, São Paulo, SP.
authors.forename: Everardo D
authors.initials: ED
authors.lastname: Saad
authors.forename: Pedro T
authors.initials: PT
authors.lastname: Reis
authors.forename: Gustavo
authors.initials: G
authors.lastname: Borghesi
authors.forename: Marcel C
authors.initials: MC
authors.lastname: Machado
authors.forename: Sergio D
authors.initials: SD
authors.lastname: Simon
authors.forename: Jacques
authors.initials: J
authors.lastname: Tabacof
authors.forename: René C
authors.initials: RC
authors.lastname: Gansl