Elsevier Health Sciences. p. 242. ISBN 9780323263580. ↑ Note: The case is possibly splenosis rather than an accessory spleen: Maki, Takehiro; Omi, Makoto; Ishii, Daisuke; Kaneko, Hiroyuki; Misu, Kenjiro; Inomata, Hitoshi; Tateno, Masatoshi; Nihei, Kazuyoshi (2015). "Spontaneous hemorrhage from splenic tissue 13 years after total splenectomy: report of a case".