title: Ki67 labeling index in neuroendocrine tumors of the gastrointestinal and pancreatobiliary tract: to count or not to count is not the question, but rather how to count.
authors.forename: Volkan
authors.initials: V
authors.lastname: Adsay
mesh_terms: D049109:Cell Proliferation; D019411:Clinical Laboratory Techniques; D006801:Humans; D007091:Image Processing, Computer-Assisted; D007150:Immunohistochemistry; D007414:Intestinal Neoplasms / Q000737:chemistry*; D019394:Ki-67 Antigen / Q000032:analysis*; D018358:Neuroendocrine Tumors / Q000737:chemistry*; D010190:Pancreatic Neoplasms / Q000737:chemistry*
chemical_list: D019394:Ki-67 Antigen