To evaluate the clinical and pathological features of IgG4‐related and non‐IgG4‐related idiopathic retroperitoneal fibrosis (IRF) according to the latest classification criteria for IgG4‐related disease in 2019. Click to show full abstract
To evaluate the clinical and pathological features of IgG4‐related and non‐IgG4‐related idiopathic retroperitoneal fibrosis (IRF) according to the latest classification criteria for IgG4‐related disease in 2019.
               
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