Wondwossen Amtataw, Feven Berhanu and Surafel Mulatu. Rare Presentation of Sigmoid Volvulus with Perforated Appendicitis-A Case Report from Yekatit 12 Hospital Medical College Addis Ababa, Ethiopia. NVMMS-V8 [Internet]. 2024 May 4 [cited 2026 Jul. 28];:112-8. Available from: https://stm.bookpi.org/NVMMS-V8/article/view/14387