“ A Case of Gastric Ulcers and Intussusception Due to Ascariasis in a 4-Months Old American Hampshire Boar in Sabon Gari Local Government Area, Kaduna State, Nigeria”. Nigerian Journal of Animal Production 45, no. 4 (December 25, 2020): 22–27. Accessed November 3, 2026. https://www.njap.org.ng/index.php/njap/article/view/542.