title: Idiopathic retroperitoneal fibrosis: IgG4 infiltration in a cohort of Spanish patients.
authors.affiliation: Systemic Autoimmune Disease Unit, Department of Internal Medicine, Hospital Universitari Vall d'Hebron, Universitat Autònoma de Barcelona, 3ª Planta Edificio Hospital General, Passeig de la Vall d'Hebron 119-129, 08035, Barcelona, Spain, andreu.fernandez@vhebron.net.
authors.forename: Andreu
authors.initials: A
authors.lastname: Fernández-Codina
authors.forename: Fernando
authors.initials: F
authors.lastname: Martínez-Valle
authors.forename: Jesús
authors.initials: J
authors.lastname: Castro-Marrero
authors.forename: Inés
authors.initials: I
authors.lastname: De Torres
authors.forename: Miquel
authors.initials: M
authors.lastname: Vilardell-Tarrés
authors.forename: José
authors.initials: J
authors.lastname: Ordi-Ros
mesh_terms: D000328:Adult; D000368:Aged; D015415:Biomarkers / Q000032:analysis; D001706:Biopsy; D005260:Female; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis*; D007150:Immunohistochemistry; D008297:Male; D008875:Middle Aged; D010950:Plasma Cells / Q000276:immunology*; D012185:Retroperitoneal Fibrosis / Q000097:blood / Q000175:diagnosis / Q000276:immunology*; D012187:Retroperitoneal Space; D012189:Retrospective Studies; D013030:Spain
chemical_list: D015415:Biomarkers; D007074:Immunoglobulin G