Cannabis use in pregnancy has increased 1 , 2 , and many women continue to use it throughout
pregnancy 3 . With the legalization of recreational cannabis in many jurisdictions, there …

Objective To compare perinatal outcomes associated with three methods of selective
reduction in complicated monochorionic (MC) twin pregnancies: bipolar cord coagulation (BC), …

• Increasingly, pregnant patients with inflammatory or autoimmune diseases use monoclonal
antibody biologics before conception, during pregnancy and while breastfeeding.• A …

Importance There is limited comparative epidemiological evidence on outcomes associated
with COVID-19 vaccination during pregnancy; monitoring pregnancy outcomes in large …

Background Antenatal breastmilk expression (aBME) is recommended by some healthcare
providers to improve lactation, breastfeeding, and newborn outcomes, particularly for women …

Objective To assess the risk of preterm birth, small for gestational age at birth, and stillbirth
after covid-19 vaccination during pregnancy. Design Population based retrospective cohort …

Objective To develop and internally validate a deep-learning algorithm from fetal ultrasound
images for the diagnosis of cystic hygromas in the first trimester. Methods All first trimester …

Importance There is conflicting evidence on the association between intrapartum epidural
analgesia and risk of autism spectrum disorder (ASD) in offspring. Objective To evaluate the …

Background COVID-19 vaccines are recommended for pregnant and lactating individuals,
and there is substantial evidence for their safety and effectiveness. As the pandemic continues…

Background Population-based COVID-19 vaccine coverage estimates among pregnant
individuals are limited. We assessed temporal patterns in vaccine coverage (≥1 dose before or …