EPHB2 germline variants in patients with colorectal cancer or hyperplastic polyposis by Kokko, A, Laiho, P, Lehtonen, R, Korja, S, Carvajal-Carmona, L, Järvinen, H, Mecklin, J, Eng, C, Schleutker, J, Tomlinson, I, Vahteristo, P, Aaltonen, L