Male circumcision reduces the incidence of multiple high-risk HPV infections and increases clearance of high-risk ttPV infections in men not infected with HIV (Gray et al., 2010).
The increasing use of penetrators is illustrated by the Raytheon RGM-109H Block IV Tactical Tomahawk Penetrator Version (TTPV), with an ARC-made WDU-34 warhead and HTSF.