Fermann GJ, Cash BD, Coelho-Prabhu N, Maegele M, Bingisser R, Sehgal V, Cohen AT, Golden AH, Russo J, Price M, Mangel A, Koch B, Christoph MJ, Milling, Jr. TJ. Definition of factor Xa inhibitor–related, life-threatening gastrointestinal bleeding and guidance on when to use reversal therapy: a Delphi panel. J Am Coll Emerg Physicians Open. 2023 Oct 2;4(5):e13043. doi: 10.1002/emp2.13043
Castellsague J, Holick CN, Hoffman CC, Gimeno V, Stang MR, Perez-Gutthann S. Risk of upper gastrointestinal complications associated with cyclooxygenase-2 selective and nonselective nonsteroidal antiinflammatory drugs. Pharmacotherapy. 2009 Dec;29(12):1397-407. doi: 10.1592/phco.29.12.1397