title: Haemoptysis: a frequent diagnostic challenge.
authors.affiliation: Respiratory Unit, San Paolo Hospital, Dept of Scienze della Salute, Università degli Studi di Milano, Milan, Italy.
authors.forename: Michele
authors.initials: M
authors.lastname: Mondoni
authors.affiliation: Respiratory Unit, San Paolo Hospital, Dept of Scienze della Salute, Università degli Studi di Milano, Milan, Italy Casa di Cura del Policlinico, Dipartimento di Scienze Neuroriabilitative, Milan, Italy francesco.sferrazza@gmail.com.
authors.forename: Giuseppe Francesco
authors.initials: GF
authors.lastname: Sferrazza Papa
authors.affiliation: Clinical Epidemiology and Medical Statistics Unit, Dept of Biomedical Sciences, University of Sassari-Research, Medical Education and Professional Development Unit, AOU Sassari, Sassari, Italy.
authors.forename: Giovanni
authors.initials: G
authors.lastname: Sotgiu
authors.affiliation: Respiratory Unit, San Paolo Hospital, Dept of Scienze della Salute, Università degli Studi di Milano, Milan, Italy.
authors.forename: Paolo
authors.initials: P
authors.lastname: Carlucci
authors.affiliation: Respiratory Unit, San Paolo Hospital, Dept of Scienze della Salute, Università degli Studi di Milano, Milan, Italy.
authors.forename: Giulia Michela
authors.initials: GM
authors.lastname: Pellegrino
authors.affiliation: Respiratory Unit, San Paolo Hospital, Dept of Scienze della Salute, Università degli Studi di Milano, Milan, Italy.
authors.forename: Stefano
authors.initials: S
authors.lastname: Centanni
mesh_terms: D003937:Diagnosis, Differential; D004621:Embolization, Therapeutic; D006469:Hemoptysis / Q000175:diagnosis*; D006801:Humans