Source:
American journal of epidemiology [Am J Epidemiol] 2014 Jan 15; Vol. 179 (2), pp. 168-76. Date of Electronic Publication: 2013 Oct 11.Publisher: Oxford University Press Country of Publication: United States NLM ID: 7910653 Publication Model: Print-Electronic Cited Medium: Internet
Authors : Klebanoff MA; Division of Epidemiology, Statistics and Prevention Research, National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, MD 20892-7510, USA. ; Levine RJ
Source:
American journal of epidemiology [Am J Epidemiol] 2002 Jan 01; Vol. 155 (1), pp. 32-7.Publisher: Oxford University Press Country of Publication: United States NLM ID: 7910653 Publication Model: Print Cited Medium: Print ISSN: