title: [Tumor markers: theory or reality?].
authors.affiliation: Unidad de Estudio del Cáncer, Hospital Clínic i Provincial, Barcelona.
authors.forename: R
authors.initials: R
authors.lastname: Molina
authors.forename: X
authors.initials: X
authors.lastname: Filella
authors.forename: A M
authors.initials: AM
authors.lastname: Ballesta
mesh_terms: D014408:Biomarkers, Tumor / Q000097:blood; D006801:Humans; D009369:Neoplasms / Q000097:blood / Q000175:diagnosis* / Q000503:physiopathology; D011237:Predictive Value of Tests; D011379:Prognosis; D012680:Sensitivity and Specificity
chemical_list: D014408:Biomarkers, Tumor
vernacular_title: Marcadores tumorales: teroría o realidad?