P. Burton, A. Hansell, I. Fortier, T. Manolio, M. Khoury, J. Little, and P. Elliott. International journal of epidemiology, 38 (1):
263-73(February 2009)4935<m:linebreak></m:linebreak>GR: 075883/Wellcome Trust/United Kingdom; GR: G9806740/Medical Research Council/United Kingdom; JID: 7802871; CIN: Int J Epidemiol. 2009 Feb;38(1):274-5. PMID: 18984600; OID: NLM: PMC2639365; 2008/08/01 aheadofprint; 2008/08/25 aheadofprint; ppublish;<m:linebreak></m:linebreak>Epidemiologia genètica.
G. Norman, F. Sridhar, G. Guyatt, and S. Walter. Medical care, 39 (10):
1039-47(October 2001)4454<m:linebreak></m:linebreak>LR: 20041117; PUBM: Print; JID: 0230027; CIN: Med Care. 2001 Oct;39(10):1037-8. PMID: 11567166; ppublish;<m:linebreak></m:linebreak>MDCI.