On 2013 Dec 02, MARK VRABEL commented:

Thanks for writing this, Jon -- Blair told me about it. In addition to the 47 references in your article, there are several Cochrane systematic reviews on antiretroviral therapy, topical microbicides, etc. for HIV prevention, such as PMID 23633367, 22786505, and 22696373.

On 2013 Dec 02, MARK VRABEL commented:

Thanks for writing this, Jon -- Blair told me about it. In addition to the 47 references in your article, there are several Cochrane systematic reviews on antiretroviral therapy, topical microbicides, etc. for HIV prevention, such as PMID 23633367, 22786505, and 22696373.