N. Siegfried, M. Muller, J.J. Deeks, J. Volmink. Male circumcision for prevention of heterosexual acquisition of HIV in men. „Cochrane Database of Systematic Reviews”, 2009. DOI: 10.1002/14651858.CD003362.pub2. PMID: 19370585.
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N. Siegfried, M. Muller, J.J. Deeks, J. Volmink. Male circumcision for prevention of heterosexual acquisition of HIV in men. „Cochrane Database of Systematic Reviews”, 2009. DOI: 10.1002/14651858.CD003362.pub2. PMID: 19370585.