Mismatch repair deficient-crypts in non-neoplastic colonic mucosa in Lynch syndrome: insights from an illustrative case - Jinru Shia; Zsofia K. Stadler; Martin R. Weiser; Efsevia Vakiani; Robin Mendelsohn; Arnold J. Markowitz; Moshe Shike; C. Richard Boland; David S. Klimstra (Familial Cancer, 2015)