Conception, early pregnancy loss, and time to clinical pregnancy: a population-based prospective study☆
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☆ Supported in part by grants 1R01 HD32505 from the National Institute of Child Health and Human Development, Bethesda, Maryland; grants 1R01 ES08337, ES-00002, P01 ES06198, and 1R01 ES11682 from the National Institute of Environmental Health Science, Research Triangle, North Carolina; and grants 20-FY98-0701 and 20-FY02-56 from the March of Dimes Birth Defects Foundation, White Plains, New York.
PII: S0015-0282(02)04694-0
doi:10.1016/S0015-0282(02)04694-0
© 2003 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.

