Metzger O, Mandrekar S, Ciruelos E, Loibl S, Valagussa P, Demichele A, Lim E, Tripathy D, Winer E, Huang C, Khoeler M, Carey L, Francis P, Miller K, Goel S, Goetz M, Prat A, Loi S, Krop I, Gianni L. 324TiP PATINA: A randomized open label phase III trial to evaluate the efficacy and safety of palbociclib + anti HER2 therapy + endocrine therapy vs anti HER2 therapy + endocrine therapy after induction treatment for hormone receptor positive, HER2-positive metastatic breast cancer. Annals Of Oncology 2017, 28: v107-v108. DOI: 10.1093/annonc/mdx365.087.Peer-Reviewed Original Research