Santorelli Chiara, Leo Cosimo Alex, Baldelli Franco, Cavazzoni Emanuel
Department of Surgery, University of Perugia, School of Medicine, Perugia, Italy.
St Mark's Hospital Academic Institute, Harrow, Middlesex, UK.
Sex Transm Infect. 2017 May;93(3):229. doi: 10.1136/sextrans-2016-052922.