[1] Rolston KV. Neoplastic fever: all who shiver are not infected. Support Care Cancer. 2005 Nov;13(11):863-4. doi: 10.1007/s00520-005-0863-y. Epub 2005 Jul 7. PMID: 16001283.[2] Zell JA, Chang JC. Neoplastic fever: a neglected paraneoplastic syndrome. Support Care Cancer. 2005 Nov;13(11):870-7. doi: 10.1007/s00520-005-0825-4. Epub 2005 Apr 29. PMID: 15864658.[3] Jacoby GA, Swartz MN Fever of undetermined origin. N Engl J Med, 1973,289:1407–1410.[4] Vanderschueren S, Knockaert D,Adriaenssens T, Demey W, Durnez A,Blockmans D, Bobbaers H, From prolonged febrile illness to fever of unknown origin: the challenge continues.Arch Intern Med,2003,163:1033–1041.[5] Tsavaris N, Zinelis A, Karabelis A, Beldecos D, Bacojanis C, Milonacis N, Karvounis N, Kosmidis P. A randomized trial of the effect of three non-steroid anti-inflammatory agents in ameliorating cancer-induced fever. J Intern Med. 1990 Nov;228(5):451-5. doi: 10.1111/j.1365-2796.1990.tb00262.x. PMID: 2254714.