Cite
MLA Citation
Jerry Okal et al.. “Estimates of the size of key populations at risk for HIV infection: men who have sex with men, female sex workers and injecting drug users in Nairobi, Kenya.” Sexually transmitted infections, vol. 89, no. 5, 2013, pp. 366–371. http://access.bl.uk/ark:/81055/vdc_100135133914.0x00000c