Winnowing DNA for Rare Sequences: Highly Specific Sequence and Methylation Based Enrichment Thompson, Jason D. ; Shibahara, Gosuke ; Rajan, Sweta ; Pel, Joel ; Marziali, Andre Abstract Publication: PLoS ONE Pub Date: February 2012 DOI: 10.1371/journal.pone.0031597 Bibcode: 2012PLoSO...731597T