Bulk find/replace -  "These collections are freely available to browse, download, and use for commercial, scientific and educational purposes as outlined in the Creative Commons Attribution 3.0 Unported License. Questions may be directed to help@cancerimagingarchive.net. Please be sure to acknowledge both this data set and TCIA in publications by including the following citations in your work:" with "Users of this data must abide by the <LicenseName> license under which it has been published. Attribution should include references to the following citations:"