Does Male Circumcision Protect against Sexually Transmitted Infections? Arguments and Meta-Analyses to the Contrary Fail to Withstand Scrutiny

Table 2

Sampling sites as stated in various studies that tested for HPV.

Publication	Site(s)
Aynaud et al., 1999 [41]	Urethra
Weaver et al. 2004 [59]	Urine, glans, shaft, scrotum, foreskin
Flores et al., 2008 [60]	Combined glans/sulcus, combined shaft/foreskin, scrotum,
	Perineum, anus, urethra, semen
Auvert et al., 2009 [31]	Urethra
Lu et al., 2009 [37]	Combined glans/sulcus, shaft, scrotum
Tobian et al., 2009 [28]	Preputial cavity (uncircumcised men); coronal sulcus (circumcised men)
Gray et al., 2010 [32]	Combined glans/sulcus
Hernandez et al., 2010 [61]	Combined glans/sulcus, shaft, scrotum, inner foreskin
Tobian et al., 2011 [29]	Sulcus, shaft
VanBuskirk et al. 2011 [39]	Urine, glans/corona, shaft/scrotum
Backes et al., 2012 [33]	Combined shaft/outer foreskin, combined glans/corona/inner foreskin
Tobian et al., 2012 [30]	Combined glans/sulcus