Reeves, Nicola, Susan Chandler, Elizabeth McLennan, Angeline Price, Jemma Boyle, Stephen Knight, Lyndsay Pearce, and Susan Moug. “Defining the Older Patient Population That Require, But Do Not Undergo Emergency Laparotomy: An Observational Cohort Study Protocol”. International Journal of Clinical Trials 8, no. 2 (April 22, 2021): 138–144. Accessed February 22, 2026. https://www.ijclinicaltrials.com/index.php/ijct/article/view/486.