Unfavourable prognosis of patients with trisomy 18q21 detected by fluorescence in situ hybridisation in t(11,18) negative, surgically resected gastrointestinal B cell lymphomas.

Krugmann J, Tzankov A, Dirnhofer S, Fend F, Greil R, Siebert R, Erdel M.

http://www.ncbi.nlm.nih.gov/pubmed/15047736