著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL United States. Federal Trade Commission,Generic drug entry prior to patent expiration : an FTC study,,W.S. Hein,2003,Hein's electronic documents reprint series,,1575887452,,https://cir.nii.ac.jp/crid/1130282272484336896