miRNA Gene Promoters Are Frequent Targets of Aberrant DNA Methylation in Human Breast Cancer Vrba, Lukas ; Muñoz-Rodríguez, José L. ; Stampfer, Martha R. ; Futscher, Bernard W. Abstract Publication: PLoS ONE Pub Date: January 2013 DOI: 10.1371/journal.pone.0054398 Bibcode: 2013PLoSO...854398V