Diagnosing colorectal medullary carcinoma: interobserver variability and clinicopathological implications

Lik Hang Lee, Rhonda K. Yantiss, Eran Sadot, Bing Ren, Marcela Santos Calvacanti, Jaclyn F. Hechtman, Sinisa Ivelja, Be Huynh, Yue Xue, Tatiana Shitilbans, Hamza Guend, Zsofia K. Stadler, Martin R. Weiser, Efsevia Vakiani, Mithat Gönen, David S. Klimstra, Jinru Shia^*