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. 2013 Mar 15;8(3):e59180. doi: 10.1371/journal.pone.0059180

Figure 1. Number of RT-qPCR publications from 2009 to April 2012.

Figure 1

(A). Line chart of all publications (n = 37) investigating the most stably expressed reference genes. (B) Percentage of algorithms used to identify reliable reference genes among all publications.