Simon M C, Ramirez-Bergeron D, Mack F, Hu C J, Pan Y, Mansfield K
Howard Hughes Medical Institute, Abramson Family Cancer Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania 19104, USA.
Cold Spring Harb Symp Quant Biol. 2002;67:127-32. doi: 10.1101/sqb.2002.67.127.