Orisakwe O E, Asomugha R, Obi E, Afonne O J, Dioka C E, Akumka D, Ilondu N A
Toxicology Unit, Department of Pharmacology, College of Health Sciences, Nnamdi Azikiwe University, Nnewi, Nigeria.
Bull Environ Contam Toxicol. 2001 Apr;66(4):548-52. doi: 10.1007/s00128-001-0042-x.