title: Immunoglobulin G4-positive plasma  cell myeloma.
authors: Jianfeng
authors: J
authors: Zhu
authors: Boting
authors: B
authors: Wu
mesh_terms: D015703:Antigens, CD / Q000378:metabolism; D005260:Female; D006801:Humans; D007074:Immunoglobulin G / Q000378:metabolism*; D008875:Middle Aged; D009101:Multiple Myeloma / Q000378:metabolism* / Q000473:pathology*; D009194:Myeloma Proteins / Q000378:metabolism*
chemical_list: D015703:Antigens, CD; D007074:Immunoglobulin G; D009194:Myeloma Proteins