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Leon DA, Smith GD, Shipley M, Strachan D.Leon DA, et al.J Epidemiol Community Health. 1995 Feb;49(1):5-9. doi: 10.1136/jech.49.1.5.J Epidemiol Community Health. 1995.PMID: 7707006Free PMC article.
Koupilova I, Rahu K, Rahu M, Karro H, Leon DA.Koupilova I, et al. Among authors: leon da.Int J Epidemiol. 2000 Feb;29(1):118-24. doi: 10.1093/ije/29.1.118.Int J Epidemiol. 2000.PMID: 10750613
Leon DA, Lawlor DA, Clark H, Macintyre S.Leon DA, et al.Int J Epidemiol. 2006 Jun;35(3):549-52. doi: 10.1093/ije/dyi319. Epub 2006 Feb 1.Int J Epidemiol. 2006.PMID: 16452107No abstract available.