@article {8373,
	title = {Inducing embryonic stem cells to differentiate into pancreatic β cells by a novel three-step approach with activin A and all-trans retinoic acid},
	journal = {Stem Cells},
	year = {2005},
	pages = {656-662},
	doi = {10.1634/stemcells.2004-0241},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/15849173},
	author = {Yan Shi and Lingling Hou and Fuchou Tang and Wei Jiang and Peigang Wang and Mingxiao Ding and Hongkui Deng}
}
