Patterns of marijuana use in pregnancy The prevalence of marijuana use during pregnancy ranges from 2% to 5% in most studies but is reported as high as 15–28% among young,…

Female infertility, including tubal factor infertility, is a major public health concern worldwide. Most cases of tubal factor infertility are attributable to untreated sexually transmitted diseases that ascend along the…

We would like to thank Dr Sholapurkar for his comments regarding our recent editorial. Dr Sholapurkar makes 4 points. First, Dr Sholapurkar agrees that studies on longitudinal fetal heart rate…

We thank Dr Hartzema for his interest in our study. His concerns seem to arise from several misunderstandings, which we will try to clarify. Our combined cohort consists of 4…

Dr Troisi et al reported the results of a reanalysis of data from published cohorts to determine whether the elevated risk of high-grade squamous neoplasia associated with in utero diethylstilbestrol (DES)…

We thank Drs Straface et al for their interest in our study. The placenta does play a pivotal role as an immunological barrier against congenital cytomegalovirus (cCMV) but also as a…

We read carefully the article of Leruez-Ville et al about the efficacy evaluation of oral valacyclovir for pregnant women carrying a symptomatic cytomegalovirus-infected fetus, who are at high risk for developing both…

The article by Vintzileos and Smulian highlights the importance of longitudinal assessment of fetal heart rate (FHR) patterns. This is quite unlikely to be the key eluding us for 60…

We applaud the focus on overcoming racial inequities in maternity care in the recent editorial by Gelber et al, bolstered by new empirical findings from Howell et al using data from New…

Thank you for the opportunity to respond to this letter. We would also like to thank Dr Elshaikh for his interest and thoughtful comments in response to our paper that…