Ronquest N, Clinkscales M, Paret K. How are United States ICER'S evidence ratings determined?: A systematic review of ICER'S evidence ratings in evidence reports for new drugs in 2020 and 2021. Poster presented at the ISPOR Europe 2022; November 7, 2022. Vienna, Austria. [abstract] Value Health. 2022 Dec 1; 25(12):299-300. doi: 10.1016/j.jval.2022.09.1479