In response to questions from readers concerning a conflict of interest disclosure in a 2009 article, a letter to the editor, and the authors’ replies to letters to the editor, the editorial board of the American Journal of Obstetrics and Gynecology wishes to inform readers that the following statement of conflict of interest was disclosed in the original submission of the article.

“Dr Witter did Phase III research on Intramuscular Ritodrine sponsored by Astra Pharmaceutical products in 1983 and also did phase II research of oral sustained release ritodrine sponsored by Kali-Duphar, Inc. in 1984-1985. Dr Zimmerman has reviewed legal cases of children with autism who were exposed to terbutaline and has been deposed on one case. Mr Reichmann was employed by Matria Healthcare (now Alere, Division of Iverness Medical Innovations, Inc) through February 2005. Dr Connors has reviewed one legal case involving terbutaline exposure and autism.”