Clustering HIV infections among MSM fuelled by drug and internet.

Stevens et al ’s study1 has proved that chemsex-related drug use can increase the risk of HIV infection among men who have sex with men (MSM). Our investigation supported this finding and further showed that internet and geosocial networking applications (GSN apps) served as a hotbed interweaving the risks seriously. From 4 September to 9 October 2019, 32 MSM who used methamphetamine were …