United States. Congress. Office of Technology Assessment. Effects of federal policies on extracorporeal shock wave lithotripsy. [Washington D.C.]. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc39606/. Accessed May 31, 2016.
Note: Inconsistencies in capitalization and punctuation within the Digital Library may affect this citation. Before using this citation in formal writing, please consult your preferred style manual. More information.