Immunohistochemical analysis of Tn antigen expression in colorectal adenocarcinoma and precursor lesions oleh Gabrielle E. Dombek, Ana Sofia Ore, Jane Cheng, Yasuyuki Matsumoto, Jonathan N. Glickman, Aaron Fleishman, Jamie Heimburg-Molinaro, Vitaliy Y. Poylin, Anne Fabrizio, Thomas Cataldo, Evangelos Messaris, Richard D. Cummings