Source:
American journal of epidemiology [Am J Epidemiol] 2004 Aug 01; Vol. 160 (3), pp. 287-94.Publisher: Oxford University Press Country of Publication: United States NLM ID: 7910653 Publication Model: Print Cited
Source:
American journal of epidemiology [Am J Epidemiol] 2001 May 01; Vol. 153 (9), pp. 841-50.Publisher: Oxford University Press Country of Publication: United States NLM ID: 7910653 Publication Model: Print Cited
Source:
American journal of epidemiology [Am J Epidemiol] 1979 Oct; Vol. 110 (4), pp. 375-400.Publisher: Oxford University Press Country of Publication: United States NLM ID: 7910653 Publication Model: Print Cited