http://www.sec.gov/Archives/edgar/data/882104/000088210416000216/pdli-20161115424b5doc.htm
http://www.sec.gov/Archives/edgar/data/895421/000090514816002084/efc16-663_424b2.htm
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http://www.sec.gov/Archives/edgar/data/40729/000114420416134641/v453201_424b2.htm
http://www.sec.gov/Archives/edgar/data/895728/000119312516767949/d407725d424b3.htm
http://www.sec.gov/Archives/edgar/data/1419600/000119312516768856/d226844d424b5.htm
http://www.sec.gov/Archives/edgar/data/1410636/000119312516768892/d287186d424b2.htm
http://www.sec.gov/Archives/edgar/data/1590717/000119312516769002/d281098d424b5.htm
http://www.sec.gov/Archives/edgar/data/1687031/000153949716003957/n751_424b2-x9.htm