Author Correction: Clinical, pathological, and PAM50 gene expression features of HER2-low breast cancer.

Francesco Schettini, Nuria Chic, Fara Brasó Maristany, Laia Paré, Tomás Pascual, Benedetta Conte, Olga Martínez Sáez, Barbara Adamo, Maria Vidal, Esther Barnadas, Aranzazu Fernández Martinez, Blanca González Farre, Esther Sanfeliu, Juan Cejalvo, Giuseppe Perrone, Giovanna Sabarese, Francesca Zalfa, Vicente Peg, Roberta Fasani, Patricia Villagrasa, Joaquín Gavilá, Carlos Barrios, Ana Lluch, Miguel Martín, Mariavittoria Locci, Sabino De Placido, Aleix Prat