Objectives-This report describes changes in the number and rate of twin births from 2019 to 2021 by month and year of birth and age and race and Hispanic origin of the mother. All material appearing in this report is in the public domain and may be reproduced or copied without permission; citation as to source, however, is appreciated.
Isabelle Horon, Joyce A Martin. Changes in Twin Births in the United States,2019-2021. National vital statistics reports : from the Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System. 2022 Dec;71(9):1-11
PMID: 36595468
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