Accepted for Publication: November 19, 2011.
Author Contributions: Dr Li had full access to all the data in the study and takes full responsibility for the integrity of the data and the accuracy of the analysis. Study concept and design: Li, Fein, and Grummer-Strawn. Acquisition of data: Li, Fein, and Grummer-Strawn. Analysis and interpretation of data: Li, Magadia, Fein, and Grummer-Strawn. Drafting of the manuscript: Li and Magadia. Critical revision of the manuscript for important intellectual content: Li, Fein, and Grummer-Strawn. Statistical analysis: Li, Magadia, and Grummer-Strawn. Obtained funding: Grummer-Strawn. Administrative, technical, and material support: Li, Fein, and Grummer-Strawn. Study supervision: Grummer-Strawn.
Financial Disclosure: None reported.
Funding/Support: The Infant Feeding Practices Study II was funded by the Food and Drug Administration, Centers for Disease Control and Prevention, Office of Women's Health, National Institutes of Health, and Maternal and Child Health Bureau in the US Department of Health and Human Services.
Disclaimer: The findings and conclusions in this article are those of the authors and do not necessarily represent the official position of the Centers for Disease Control and Prevention or the Food and Drug Administration.
Online-Only Material:An author podcast about this article is available here.