1. Cancer colloide de la lombille et de paroi abdominale anterieure ayant envahi la vessie [Colloidal cancer of the lumbar and anterior abdominal wall having invaded the bladder];Hue;Union Med de la Siene-Inf Rouen,1863
2. Urachal tumour: case report of a poorly understood carcinoma;Scabini;World J Surg Oncol,2009
3. Malignant urachal lesions;Sheldon;J Urol,1984
4. Population based survival data on urachal tumors;Pinthus;J Urol,2006
5. Predictors of survival from urachal cancer: a Mayo Clinic study of 49 cases;Molina;Cancer,2007