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An investigation of the adequacy of MEDLINE searches for randomized controlled trials (RCTs) of the effects of mental health care.
Adams CE, Power A, Frederick K, Lefebvre C. Adams CE, et al. Among authors: lefebvre c. Psychol Med. 1994 Aug;24(3):741-8. doi: 10.1017/s0033291700027896. Psychol Med. 1994. PMID: 7991756
Challenges of identifying unpublished data from clinical trials: Getting the best out of clinical trials registers and other novel sources.
Isojarvi J, Wood H, Lefebvre C, Glanville J. Isojarvi J, et al. Among authors: lefebvre c. Res Synth Methods. 2018 Dec;9(4):561-578. doi: 10.1002/jrsm.1294. Epub 2018 Feb 21. Res Synth Methods. 2018. PMID: 29411948
How to identify randomized controlled trials in MEDLINE: ten years on.
Glanville JM, Lefebvre C, Miles JN, Camosso-Stefinovic J. Glanville JM, et al. Among authors: lefebvre c. J Med Libr Assoc. 2006 Apr;94(2):130-6. J Med Libr Assoc. 2006. PMID: 16636704 Free PMC article.
Number and size of randomized trials reported in general health care journals from 1948 to 1997.
McDonald S, Westby M, Clarke M, Lefebvre C; Cochrane Centres' Working Group on 50 Years of Randomized Trials. McDonald S, et al. Among authors: lefebvre c. Int J Epidemiol. 2002 Feb;31(1):125-7. doi: 10.1093/ije/31.1.125. Int J Epidemiol. 2002. PMID: 11914308
The contribution of handsearching European general health care journals to the Cochrane Controlled Trials Register.
McDonald S, Lefebvre C, Antes G, Galandi D, Gøtzsche P, Hammarquist C, Haugh M, Jensen KL, Kleijnen J, Loep M, Pistotti V, Rüther A. McDonald S, et al. Among authors: lefebvre c. Eval Health Prof. 2002 Mar;25(1):65-75. doi: 10.1177/0163278702025001005. Eval Health Prof. 2002. PMID: 11868446
Methodological developments in searching for studies for systematic reviews: past, present and future?
Lefebvre C, Glanville J, Wieland LS, Coles B, Weightman AL. Lefebvre C, et al. Syst Rev. 2013 Sep 25;2:78. doi: 10.1186/2046-4053-2-78. Syst Rev. 2013. PMID: 24066664 Free PMC article.
Difficulty with MEDLINE searches for randomised controlled trials.
Adams CE, Lefebvre C, Chalmers I. Adams CE, et al. Among authors: lefebvre c. Lancet. 1992 Oct 10;340(8824):915-6. doi: 10.1016/0140-6736(92)93329-l. Lancet. 1992. PMID: 1357327 No abstract available.
A comparison of handsearching versus MEDLINE searching to identify reports of randomized controlled trials.
Hopewell S, Clarke M, Lusher A, Lefebvre C, Westby M. Hopewell S, et al. Among authors: lefebvre c. Stat Med. 2002 Jun 15;21(11):1625-34. doi: 10.1002/sim.1191. Stat Med. 2002. PMID: 12111923
The Cochrane Collaboration: the role of the UK Cochrane Centre in identifying the evidence.
Lefebvre C. Lefebvre C. Health Libr Rev. 1994 Dec;11(4):235-42. doi: 10.1046/j.1365-2532.1994.1140235.x. Health Libr Rev. 1994. PMID: 10141711
Identifying reports of controlled trials in the BMJ and the Lancet.
McDonald SJ, Lefebvre C, Clarke MJ. McDonald SJ, et al. Among authors: lefebvre c. BMJ. 1996 Nov 2;313(7065):1116-7. doi: 10.1136/bmj.313.7065.1116. BMJ. 1996. PMID: 8916697 Free PMC article. No abstract available.
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