Tubulointerstitial nephritis with IgG4-positive plasma cell infiltration and tertiary lymphoid tissue in a patient with cryoglobulinemic vasculitis: a case report. - Nagayama Y; Yoshioka S; Ichikura-Iida A; Inoue T; Maeda K; Otani M; Iwasaki S (CEN case reports, 2024)