Environmental Toxicology and ChemistryVolume 34, Issue 8 p. 1691-1692 Letter to the Editor Including or excluding toxicity test data for development of a geometric mean Peter M. Chapman, Peter M. Chapman Chapema Environmental Strategies, North Vancouver, British Colombia, CanadaSearch for more papers by this author Peter M. Chapman, Peter M. Chapman Chapema Environmental Strategies, North Vancouver, British Colombia, CanadaSearch for more papers by this author First published: 22 July 2015 https://doi.org/10.1002/etc.3012Citations: 1Read the full textAboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinkedInRedditWechat No abstract is available for this article.Citing Literature Volume34, Issue8August 2015Pages 1691-1692 RelatedInformation