Ishii, H Education and Imaging: Gastrointestinal: gastroduodenal involvement of ALK-positive anaplastic large cell lymphoma. [electronic resource] - Journal of gastroenterology and hepatology May 2011 - 933 p. digital Publication Type: Case Reports; Journal Article ISSN: 1440-1746 Standard No.: 10.1111/j.1440-1746.2011.06665.x doi Subjects--Topical Terms: Anaplastic Lymphoma KinaseBiomarkers, Tumor--analysisBiopsyDuodenal Neoplasms--diagnosisDuodenoscopyGastroscopyHumansImmunohistochemistryLymphoma, Large-Cell, Anaplastic--diagnosisMaleReceptor Protein-Tyrosine Kinases--analysisStomach Neoplasms--diagnosisYoung Adult