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Loomis D, Dement JM, Wolf SH, Richardson DB.Loomis D, et al. Among authors: richardson db.Occup Environ Med. 2009 Aug;66(8):535-42. doi: 10.1136/oem.2008.044362. Epub 2009 Mar 11.Occup Environ Med. 2009.PMID: 19282317
Hauptmann M, Richardson DB.Hauptmann M, et al. Among authors: richardson db.Stat Med. 2011 Jan 30;30(2):197; author reply 198-9. doi: 10.1002/sim.4007.Stat Med. 2011.PMID: 21204123No abstract available.