DOI:
10.1055/s-00030576
Revista Brasileira de Ginecologia e Obstetrícia / RBGO Gynecology and Obstetrics
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References
Rolling updates on coronavirus disease (COVID-19): WHO characterizes COVID-19 as a pandemic.
https://www.who.int/emergencies/diseases/novel-coronavirus-2019/events-as-they-happen
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