Ectopic relapse of IgG4-related disease presenting as IgG4-related sclerosing cholecystitis : A case report and review of literature.

Ishigami K, Shitani M, Kimura Y, Hasegawa T, Masaki Y, Ito A, Akutsu N, Yamamoto M, Motoya M, Sasaki S, Takahashi H, Takemasa I, Nakase H.

2018 Dec;97(52):e13868. doi: 10.1097/MD.0000000000013868.