%0 Scholarly Article or Book Chapter %T Clinical trials registries are under-utilized in the conduct of systematic reviews: a cross-sectional analysis %D August 26, 2015 %I BioMed Central Ltd %R http://localhost/files/sn00b0897 %G http://id.loc.gov/vocabulary/iso639-2/eng %[ 2022-06-09 %9 Article %~ Carolina Digital Repository %W UNC-Chapel Hill