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D416063 | Scheurer et al. | Nov 1999 | S |
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D513915 | Jacklin | Jan 2006 | S |
D554224 | Peterson | Oct 2007 | S |
D571429 | Roberts | Jun 2008 | S |
7727038 | Le Gette et al. | Jun 2010 | B2 |
8366502 | Lin et al. | Feb 2013 | B2 |