PT - JOURNAL ARTICLE AU - Michael D. Weiden AU - Rachel Zeig-Owens AU - Ankura Singh AU - Theresa Schwartz AU - Yang Liu AU - Brandon Vaeth AU - Anna Nolan AU - Krystal L. Cleven AU - Karen Hurwitz AU - Shenecia Beecher AU - David J. Prezant TI - Pre-COVID-19 Lung Function and Other Risk Factors for Severe COVID-19 in First Responders AID - 10.1183/23120541.00610-2020 DP - 2020 Jan 01 TA - ERJ Open Research PG - 00610-2020 4099 - http://openres.ersjournals.com/content/early/2020/10/15/23120541.00610-2020.short 4100 - http://openres.ersjournals.com/content/early/2020/10/15/23120541.00610-2020.full