Research & Education JFS Articles AAFS Connect Conference Proceedings Reference Series Library International Educational Outreach Program The Impact and Benefit of Expanding the U.S. Core Autosomal STR Markers Presenting section: Criminalistics 2013 Steffen, Becky, Gaithersburg MD; Kline, Margaret C., Gaithersburg MD; Duewer, David L., Gaithersburg MD; Butler, John M., Gaithersburg MD View the paper Criminalistics