Mod Rheumatol. 2012 Feb;22(1):21-30. Comprehensive diagnostic criteria for IgG4-related disease (IgG4-RD), 2011. http://www.ncbi.nlm.nih.gov/pubmed/22218969 Abstract BACKGROUND: IgG4関連疾患（IgG4-RD）は血清IgG4高値、IgG4+の形質細胞の組織…