Amirah, Asriwati, et al. “Effect of Comorbidities on the Incidence of Surgical Site Infection in Patients Undergoing Emergency Surgery: A Systematic Review and Meta-Analysis”. Journal of Clinical Medicine Research, vol. 16, no. 7-8, Aug. 2024, pp. 345-54, https://doi.org/10.14740/jocmr5222.