Department of Obstetrics and Gynaecology, St Michael's Hospital, Unity Health Toronto, Toronto, Ontario, Canada.
Li Ka Shing Knowledge Institute, St Michael's Hospital, Toronto, Ontario, Canada.
JAMA Netw Open. 2021 May 3;4(5):e2110104. doi: 10.1001/jamanetworkopen.2021.10104.
This cohort study evaluates rates of preterm birth and stillbirth in Ontario, Canada, during the first 6 months of the COVID-19 pandemic.
这项队列研究评估了 COVID-19 大流行期间加拿大安大略省头 6 个月内的早产和死产率。