Fiore M, Smith S, Adsit R, Bolt D, Conner K, Bernstein S, Eng O, Lazuk D, Gonzalez A, Jorenby D, D’Angelo H, Kirsch J, Williams B, Nolan M, Hayes-Birchler T, Kent S, Kim H, Piasecki T, Slutske W, Lubanski S, Yu M, Suk Y, Cai Y, Kashyap N, Mathew J, McMahan G, Rolland B, Tindle H, Warren G, An L, Boyd A, Brunzell D, Carrillo V, Chen L, Davis J, Dilip D, Ellerbeck E, Iturrate E, Jose T, Khanna N, King A, Klass E, Newman M, Shoenbill K, Tong E, Tsoh J, Wilson K, Theobald W, Baker T. The first 20 months of the COVID-19 pandemic: Mortality, intubation and ICU rates among 104,590 patients hospitalized at 21 United States health systems. PLOS ONE 2022, 17: e0274571. PMID: 36170336, PMCID: PMC9518859, DOI: 10.1371/journal.pone.0274571.Peer-Reviewed Original Research