Oguntola A. S (2009) “Surgical Relief Of Obstructive Jaundice And Persistent Epigastric Pain In A Patient With Huge Retroperitoneal Tumour: A Case Presentation”, Western Nigeria Journal of Medical Sciences , 2(02 May/June). Available at: https://wnjms.com.ng/journal/index.php/wnjms/article/view/49 (Accessed: 13 August 2026).