Pushing the endogenous envelope.
Philos Trans R Soc Lond B Biol Sci. 2013 Aug 12;368(1626):20120506. doi: 10.1098/rstb.2012.0506. Print 2013 Sep 19.
Philos Trans R Soc Lond B Biol Sci. 2013.
PMID: 23938755
Free PMC article.
Review.