1. Synchronous double primary lymphosarcoma and adenocarcinoma (collision tumor) of the stomach with cancer-to-cancer metastasis;Jernstrom, P.; Murray, C.C.;Cancer,1966
2. Collision tumor of the stomach. Report of two cases;Manier, J.W.; Reyes, C.N.;Gastroenterology,1974
3. Synchronous double primary malignant lymphoma of low grade malignancy and early cancer (collision tumor) of the stomach;Planker, M.; Fischer, J.T.; Peters, U.; Borchard, F.;Hepatogastroenterology,1984
4. Collision tumor of the stomach;Higashi, T.; Tamura, K.; Fukui, K.; Kurata, A.,1987
5. Collision tumor of the stomach. A case report;Teh, B.C.; Hsueh, S.,1989