Presentations and Management of Colorectal Cancer in under 40 Years of Age in the Sub-Saharan Africa: A Multi-Centre Study Journal title: Scholars Journal of Applied Medical Sciences Authors: Abubakar Alhaji. Bakari, Haruna Nggada, Abubakar Sadiq Adamu, Usman Babayo Deba, Mbata Gali, Usman N... Subject(s):