David Humpherys, Kevin Eggan, Hidenori Akutsu, Adam Friedman, Konrad Hochedlinger, Ryuzo Yanagimachi, Eric S. Lander, Todd R. Golub, Rudolf Jaenisch
Proc Natl Acad Sci U S A. 2002 Oct 1; 99(20): 12889–12894. Published online 2002 Sep 16. doi: 10.1073/pnas.192433399