?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=R&rft.aulast=Costeira&rft.au=Costeira%2C+R&rft.date=10+September+2021&rft.issn=1932-6203&rft.volume=16&rft.atitle=Estrogen+and+COVID-19+symptoms%3A+Associations+in+women+from+the+COVID+Symptom+Study&rft.title=PLoS+ONE&rft.issue=9&rft.genre=article