@article{:/content/10.2807/ese.18.13.20438-en, author = "Berg, R C and Tikkanen, R and Ross, M W", title = "Barebacking among men who have sex with men recruited through a Swedish website: associations with sexual activities at last sexual encounter", journal = "Eurosurveillance", year = "2013", volume = "18", number = "13", eid = 20438, pages = "", url = "https://www.eurosurveillance.org/content/10.2807/ese.18.13.20438-en", doi = "https://doi.org/10.2807/ese.18.13.20438-en" }