{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T21:14:11Z","timestamp":1777929251483,"version":"3.51.4"},"reference-count":0,"publisher":"S. Karger AG","license":[{"start":{"date-parts":[[2009,6,26]],"date-time":"2009-06-26T00:00:00Z","timestamp":1245974400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/karger.com\/pages\/terms-and-conditions"},{"start":{"date-parts":[[2009,6,26]],"date-time":"2009-06-26T00:00:00Z","timestamp":1245974400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/karger.com\/pages\/terms-and-conditions"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Oncology"],"abstract":"<jats:p>Twelve patients with untreated malignant lymphoma presenting in the retroperitoneum are reported. The mean age was 52 years. Pain and a palpable mass were the common symptoms. The high and intermediate grade non-Hodgkin\u2019s lymphoma types comprised more than half of the observed histopathology. Three patients survived for more than 5 years.<\/jats:p>","DOI":"10.1159\/000226714","type":"journal-article","created":{"date-parts":[[2009,6,26]],"date-time":"2009-06-26T05:45:23Z","timestamp":1245995123000},"page":"198-200","source":"Crossref","is-referenced-by-count":4,"title":["Malignant Lymphoma Presenting in the Retroperitoneum"],"prefix":"10.1159","author":[{"given":"Federico L.","family":"Ampil","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"127","published-online":{"date-parts":[[2009,6,26]]},"container-title":["Oncology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.karger.com\/Article\/Pdf\/226714","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/karger.com\/article-pdf\/doi\/10.1159\/000226714","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T23:31:50Z","timestamp":1777678310000},"score":1,"resource":{"primary":{"URL":"https:\/\/karger.com\/article\/doi\/10.1159\/000226714"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2009,6,26]]},"references-count":0,"URL":"https:\/\/doi.org\/10.1159\/000226714","archive":["Portico"],"relation":{},"ISSN":["0030-2414","1423-0232"],"issn-type":[{"value":"0030-2414","type":"print"},{"value":"1423-0232","type":"electronic"}],"subject":[],"published":{"date-parts":[[2009,6,26]]}}}