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Pergadia M, Spring B, Konopka LM, Twardowska B, Shirazi P, Crayton JW.Pergadia M, et al. Among authors: spring b.Addict Behav. 2004 Jun;29(4):665-71. doi: 10.1016/j.addbeh.2004.02.009.Addict Behav. 2004.PMID: 15135548Clinical Trial.
Doran N, Spring B, McChargue D, Pergadia M, Richmond M.Doran N, et al. Among authors: spring b.Nicotine Tob Res. 2004 Aug;6(4):641-7. doi: 10.1080/14622200410001727939.Nicotine Tob Res. 2004.PMID: 15370160Clinical Trial.
McChargue DE, Spring B, Cook JW, Neumann CA.McChargue DE, et al. Among authors: spring b.Addict Behav. 2004 Jul;29(5):991-4. doi: 10.1016/j.addbeh.2004.02.048.Addict Behav. 2004.PMID: 15219347
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Hitsman B, Spring B, Pingitore R, Munafò M, Hedeker D.Hitsman B, et al. Among authors: spring b.Psychopharmacology (Berl). 2007 Jun;192(3):317-24. doi: 10.1007/s00213-007-0722-2. Epub 2007 Feb 14.Psychopharmacology (Berl). 2007.PMID: 17479308Clinical Trial.