?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Howe%2C+Catherine&rft.aulast=Howe&rft.aufirst=Catherine&rft.degree=Master+Essay&rft.date=19+August+2013&rft.title=A+literature+review+of+factors+that+influence+sexually+transmitted+infection+risk+in+resource-extraction+communities%3A+implications+for+the+Marcellus+Shale+industry+in+Southwestern+Pennsylvania&rft.inst=University+of+Pittsburgh