Colorectal cancer in a 9-year-old due to combined EPCAM and MSH2 germline mutations: case report of a unique genotype and immunophenotype. Issue 7 (1st March 2013) - Li-Chang, Hector H; Driman, David K; Levin, Helen; Siu, Victoria M; Scanlan, Nancy L; Buckley, Kathleen; Cairney, A Elizabeth; Ainsworth, Peter J