Response: in reference to 'Strategies to manage refractory endometrium: state of the art 2016'. Issue 5 (November 2016) - Garcia-Velasco, Juan A.; Acevedo, Belen; Alvarez, Claudio; Alvarez, Monica; Bellver, Jose; Fontes, Juan; Landeras, Jose; Manau, Dolors; Martinez, Francisca; Muñoz, Elkin; Robles, Ana; Rodriguez-Tabernero, Luis