'Break the Chains 2015' community-based HIV prevention campaign for men who have sex with men in Switzerland: non-randomised evaluation and cost analysis.
Frey K., Lociciro S., Blank P., Schwenkglenks M., Dubois-Arber F., Rosenbrock R., Lehner A., Staub R., Derendinger S., Schmidt A.J. et al., 2020/01/21. BMJ open, 10 (1) pp. e032459. Peer-reviewed.
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