L. Ehiagwina, E. Tagar, J. Kpolugbo, A. okomayin, G. Obonna, and I. Omoregbe, “Aetiology and Outcomes of Secondary Peritonitis in a Suburban Teaching Hospital in Nigeria: A Prospective Study”, Niger Med J, vol. 67, no. 1, pp. 93–102, Apr. 2026.