American Journal of Epidemiology Advance Access originally published online on August 27, 2008
American Journal of Epidemiology 2008 168(9):1092-1093; doi:10.1093/aje/kwn244
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American Journal of Epidemiology © The Author 2008. Published by the Johns Hopkins Bloomberg School of Public Health. All rights reserved. For permissions, please e-mail: journals.permissions@oxfordjournals.org.
LETTERS TO THE EDITOR |
Re: "Risk of Oral Clefts in Relation to Prepregnancy Weight Change and Interpregnancy Interval"
1 Department of Epidemiology, Maastricht University, P.O. Box 616, 6200 MD Maastricht, the Netherlands
2 The Netherlands Perinatal Registry, P.O. Box 8588, 3503 RN Utrecht, the Netherlands
(e-mail: Luc.Smits@EPID.unimaas.nl)
| The first 10% of the full text of this article appears below. |
In an earlier issue of this Journal, Villamor et al. (1) reported a strong, positive, linear association between interpregnancy interval and birth prevalence of cleft palate. We were
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E. Villamor, P. Sparen, and S. Cnattingius The Authors Reply Am. J. Epidemiol., November 1, 2008; 168(9): 1093 - 1093. [Full Text] [PDF] |
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