Nims R W, Cook J C, Krishna M C, Christodoulou D, Poore C M, Miles A M, Grisham M B, Wink D A
Laboratory of Comparative Carcinogenesis, National Cancer Institute, Frederick Cancer Research and Development Center, Maryland 21702, USA.
Methods Enzymol. 1996;268:93-105. doi: 10.1016/s0076-6879(96)68012-4.