title: Survival on treatment with second-line biologic therapy: a cohort study comparing cycling and swap strategies.
authors.affiliation: Department of Rheumatology, Gaetano Pini Institute, Department of Clinical Sciences and Community Health, University of Milan and IRCCS Istituto Auxologico Italiano Milan, Italy.
authors.forename: Ennio Giulio
authors.initials: EG
authors.lastname: Favalli
authors.affiliation: Department of Rheumatology, Gaetano Pini Institute, Department of Clinical Sciences and Community Health, University of Milan and IRCCS Istituto Auxologico Italiano Milan, Italy Department of Rheumatology, Gaetano Pini Institute, Department of Clinical Sciences and Community Health, University of Milan and IRCCS Istituto Auxologico Italiano Milan, Italy.
authors.forename: Martina
authors.initials: M
authors.lastname: Biggioggero
authors.affiliation: Department of Rheumatology, Gaetano Pini Institute, Department of Clinical Sciences and Community Health, University of Milan and IRCCS Istituto Auxologico Italiano Milan, Italy.
authors.forename: Antonio
authors.initials: A
authors.lastname: Marchesoni
authors.affiliation: Department of Rheumatology, Gaetano Pini Institute, Department of Clinical Sciences and Community Health, University of Milan and IRCCS Istituto Auxologico Italiano Milan, Italy Department of Rheumatology, Gaetano Pini Institute, Department of Clinical Sciences and Community Health, University of Milan and IRCCS Istituto Auxologico Italiano Milan, Italy Department of Rheumatology, Gaetano Pini Institute, Department of Clinical Sciences and Community Health, University of Milan and IRCCS Istituto Auxologico Italiano Milan, Italy.
authors.forename: Pier Luigi
authors.initials: PL
authors.lastname: Meroni