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Weich S, Lewis G, Churchill R, Mann A.Weich S, et al. Among authors: churchill r.J Epidemiol Community Health. 1997 Jun;51(3):304-9. doi: 10.1136/jech.51.3.304.J Epidemiol Community Health. 1997.PMID: 9229061Free PMC article.
Hotopf M, Churchill R, Lewis G.Hotopf M, et al. Among authors: churchill r.Br J Psychiatry. 1999 Sep;175:217-23. doi: 10.1192/bjp.175.3.217.Br J Psychiatry. 1999.PMID: 10645321Review.
Furukawa TA, Watanabe N, Churchill R.Furukawa TA, et al. Among authors: churchill r.Cochrane Database Syst Rev. 2007 Jan 24;2007(1):CD004364. doi: 10.1002/14651858.CD004364.pub2.Cochrane Database Syst Rev. 2007.PMID: 17253502Free PMC article.Review.