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APA Citation
Frankis, J., Flowers, P., Wallace, L., Goldberg, D., Holt, M., & Mcdaid, L. (n.d.). p561 Developing surveillance tools to measure MSM's HIV infection risk in the era of complex biobehavioural prevention strategies. Sexually transmitted infections, 95, A253. http://access.bl.uk/ark:/81055/vdc_100137791858.0x000013