Karamychev Valeri N, Tatusov Alexei, Komissarova Natalia, Kashlev Mikhail, Neumann Ronald D, Zhurkin Victor B, Panyutin Igor G
Department of Nuclear Medicine, Warren G. Magnuson Clinical Center, National Institutes of Health, Bethesda, Maryland 20892, USA.
Methods Enzymol. 2003;371:106-20. doi: 10.1016/s0076-6879(03)71007-6.