Cite
MLA Citation
Lindley A Barbee et al.. “An estimate of the proportion of symptomatic gonococcal, chlamydial and non-gonococcal non-chlamydial urethritis attributable to oral sex among men who have sex with men: a case–control study.” Sexually transmitted infections, vol. 92, 2016, pp. 155–160. http://access.bl.uk/ark:/81055/vdc_100135537333.0x00000b