biostudies-literatureUnknown5(6)Thoma MEJAMA network opene2219133https://www.ebi.ac.uk/biostudies/studies/S-EPMC9240902biostudies-literatureAll-Cause Maternal Mortality in the US Before vs During the COVID-19 Pandemic.PMC9240902Thoma MEDeclercq ERfalseAll-Cause Maternal Mortality in the US Before vs During the COVID-19 Pandemic.2022-01-01T00:00:00Z2022 Jun2025-04-04T03:06:21.601Z2025-04-04T03:06:21.601ZS-EPMC92409023576330010.1001/jamanetworkopen.2022.19133