Pattern and Factors Affecting Surgical Outcomes of Infantile Hypertrophic Pyloric Stenosis: A Six-Year Retrospective Cohort Study in Hawassa, Ethiopia. - Woldesenbat, Wondmagegn Gizaw; Obolu, Murtii Teressa; woldegiorgis, Ermias Tadesse; Mendere, Dereje Berhenu; Abrha, Kibrom Legesse; Ganta, Ashagre Gebremichael (East & Central African Journal of Surgery, 2026)