Loibl S, Metzger O, Mandrekar S, Mundhenke C, Seiler S, Valagussa P, DeMichele A, Lim E, Tripathy D, Winer E, Huang C, Carey L, Francis P, Miller K, Goetz M, Prat A, Loi S, Krop I, Gianni L, Ciruelos E. 369TiP PATINA: A randomized, open label, phase III trial to evaluate the efficacy and safety of palbociclib + Anti-HER2 therapy + endocrine therapy (ET) vs. anti-HER2 therapy + ET after induction treatment for hormone receptor positive (HR+)/HER2-positive metastatic breast cancer (MBC). Annals Of Oncology 2018, 29: viii121. DOI: 10.1093/annonc/mdy272.357.Peer-Reviewed Original Research