@article {1652,
	title = {Planarian Hh signaling regulates regeneration polarity and links Hh pathway evolution to cilia},
	volume = {326},
	year = {2009},
	month = {2009//},
	url = {http://dx.doi.org/10.1126/science.1178712},
	author = {Rink, J. C. and Gurley, K. A. and Elliott, S. A. and Sanchez Alvarado, A.}
}
