Changes

Together, these properties prevent the entry of contaminants.<ref name="fleiss-hodges-vanhowe1998">{{REFjournal |last=Fleiss |init=PM |author-link=Paul M. Fleiss |last2=Hodges |init2=FM |author2-link=Frederick M. Hodges |last3=Van Howe |init3=RS |author3-link=Robert S. Van Howe |title=Immunological functions of the human prepuce |journal=Sex Trans Infect |date=FleissP HodgesF VanHoweRS 1998-10 |volume=74 |issue=5 |pages=364-67 |url=https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1758142/pdf/v074p00364.pdf |quote= |pubmedID=10195034 |pubmedCID= |DOI= |accessdate=2019-10-15}}</ref> The foreskin protects the infant glans penis from ammonia in diapers (nappies) and prevents meatal ulcer and [[meatal stenosis]].<ref>{{GairdnerDM 1949}}</ref> <ref name="vanhowe2006">{{REFjournal