Astell C R, Liu Q, Harris C E, Brunstein J, Jindal H K, Tam P
Department of Biochemistry and Molecular Biology, Faculty of Medicine, University of British Columbia, Vancouver, Canada.
Prog Nucleic Acid Res Mol Biol. 1996;55:245-85. doi: 10.1016/s0079-6603(08)60196-8.