Erratum to “Uterine Tumor Resembling Ovarian Sex Cord Tumors Type II with Vaginal Vault Recurrence” - Oriana Marrucci; Paola Nicoletti; Alessandro Mauriello; Simone Facchetti; Adalgisa Pietropolli; Lodovico Patrizi; Carlo Ticconi; Francesco Sesti; Emilio Piccione (Case Reports in Obstetrics and Gynecology)