KM, Ajmera, and Wilkinson Heather. “Spontaneous Lower Gastrointestinal Bleeding Following Casirivimab Imdevimab Treatment for COVID-19 Infection: A Case Presentation and Short Literature Review”. Archives of Clinical and Biomedical Research, vol. 5, no. 5, Sept. 2021, pp. 756-62, https://fortunejournals.org/ojs/index.php/acbr/article/view/14867.