title: Multivariate analyses are only informative if sufficient information is provided.
authors.forename: Manuel Vázquez
authors.initials: MV
authors.lastname: Caruncho
mesh_terms: D001943:Breast Neoplasms / Q000000981:diagnostic imaging*; D018270:Carcinoma, Ductal, Breast / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D016217:Ultrasonography, Mammary