Preterm birth rates among twins during the Danish COVID-19 lockdown and when restrictions were relaxed.
Paula L HedleyMarie Baekvad-HansenGitte HedermannHenrik HjalgrimDavid M HougaardMads MelbyeMorten BreindahlLone KrebsAnders HviidUlrik Lausten-ThomsenMichael ChristiansenPublished in: Acta paediatrica (Oslo, Norway : 1992) (2022)