Whitbread AK, Tetlow N, Eyre HJ, Sutherland GR, Board PG (Mar 2003). "Characterization of the human Omega class glutathione transferase genes and associated polymorphisms". Pharmacogenetics. 13 (3): 131–44. doi:10.1097/00008571-200303000-00003. PMID12618591.
Whitbread AK, Tetlow N, Eyre HJ, Sutherland GR, Board PG (Mar 2003). "Characterization of the human Omega class glutathione transferase genes and associated polymorphisms". Pharmacogenetics. 13 (3): 131–44. doi:10.1097/00008571-200303000-00003. PMID12618591.