Circular RNAs Are the Predominant Transcript Isoform from Hundreds of Human Genes in Diverse Cell Types Salzman, Julia ; Gawad, Charles ; Wang, Peter Lincoln ; Lacayo, Norman ; Brown, Patrick O. Abstract Publication: PLoS ONE Pub Date: February 2012 DOI: 10.1371/journal.pone.0030733 Bibcode: 2012PLoSO...730733S