Haig, David2015-11-092015Haig, David A. 2015. Going retro: Transposable elements, embryonic stem cells, and the mammalian placenta (retrospective on DOI 10.1002/bies.201300059). Bioessays, 37: 1154. doi: 10.1002/bies.2015001140265-9247http://nrs.harvard.edu/urn-3:HUL.InstRepos:23517149en-USGoing retro: Transposable elements, embryonic stem cells, and the mammalian placentaJournal Article2015-10-06David Haig2015-11-0910.1002/bies.201500114