AUTHOR=Queirolo Paola , Dozin Beatrice , Morabito Anna , Banelli Barbara , Piccioli Patrizia , Fava Cristiana , Leo Claudio , Carosio Roberta , Laurent Stefania , Fontana Vincenzo , Ferrucci Pier Francesco , Martinoli Chiara , Cocorocchio Emilia , Battaglia Angelo , Ascierto Paolo A. , Capone Mariaelena , Simeone Ester , De Galitiis Federica , Pagani Elena , Antonini Cappellini Gian Carlo , Marchetti Paolo , Guida Michele , Tommasi Stefania , MandalĂ  Mario , Merelli Barbara , Quaglino Pietro , Fava Paolo , Guidoboni Massimo , Romani Massimo , Spagnolo Francesco , Pistillo Maria Pia TITLE=Corrigendum: Association of CTLA-4 Gene Variants with Response to Therapy and Long-term Survival in Metastatic Melanoma Patients Treated with Ipilimumab: An Italian Melanoma Intergroup Study JOURNAL=Frontiers in Immunology VOLUME=9 YEAR=2018 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2018.00403 DOI=10.3389/fimmu.2018.00403 ISSN=1664-3224