Abstract Background Although the SARS-CoV-2 Omicron variant is considered to induce
less severe disease, there have been no consistent results on the extent of the decrease in …

Background SARS-CoV-2 positive pregnant women are at higher risk of adverse outcomes,
but little evidence is available on how variants impact that risk. We aim to evaluate maternal …

Around half of the two million stillbirths occurring worldwide each year are preventable. This
review compiles the most up-to-date evidence to inform stillbirth prevention. Many general …

Understanding the impact of SARS-CoV-2 infection and COVID-19 vaccination in pregnancy
on neonatal and maternal outcomes informs clinical decision-making. Here we report a …

OBJECTIVES To evaluate the rate of postnatal infection during the first month of life in
neonates born to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)-positive …

Importance Longitudinal data on COVID-19 messenger RNA (mRNA) vaccine reactogenicity
and immunogenicity in pregnancy and for the mother-infant dyad are needed. Objective To …

There are few population-based studies of sufficient size and follow-up duration to have
reliably assessed perinatal outcomes for pregnant women hospitalised with SARS-CoV-2 …

Hereditary angioedema has received renewed attention in the past two decades, with the
elucidation of the biochemical pathways resulting in bradykinin overproduction in patients …

Background The extent to which COVID-19 diagnosis and vaccination during pregnancy are
associated with risks of common and rare adverse pregnancy outcomes remains uncertain …

Background With the dominance of different SARS-CoV-2 variants, the severity of COVID-19
has evolved. We aimed to investigate the difference in symptom prevalence and the …