1. Screening for anti-oxidant pollutants and estrogenic activity in drinking water in poverty stricken areas of South Africa;Aneck-Hahn,2002
2. ATSDR, 2010. Agency for Toxic Substances and Disease Registry. US Department of health and Human Services, Atlanta, Georgia. Available from: 〈http://www.atsdr.cdc.gov/toxpro2.html〉 (accessed in December).
3. Histological evidence of intersex in feral sharptooth catfish (Clarias gariepinus) from an estrogen-polluted water source in Gauteng South Africa;Barnhoorn;Environ. Toxicol.,2004
4. Guppy sexual behavior as an effect biomarker of estrogen mimics;Bayley;Ecotoxicol. Environ. Saf.,1999
5. Bornman, M.S., Van Vuren, J.H.J., Bouwman, H.H., De Jager, T.C., Genthe, B., Barnhoorn, I.E.J., 2007. Endocrine disruptive activity and the potential health risk in an Urban Nature Reserve. Report to the Water Research Committee (WRC) on the project—Application of chemical and biological assays and sentinel species for measuring EDC activity and the potential health risk. Report no. 1505/1/07.