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JAMA 2021[Jan]; 325 (1): 87-89 PMID33284323show ga
This study uses data from the GeoBirth pregnancy cohort of all births in 2 hospitals in Philadelphia to examine whether rates of preterm birth, spontaneous preterm birth, medically indicated preterm birth, and stillbirth have changed during the SARS-CoV-2 pandemic compared with prepandemic rates.