In february 2015 the article below was published in Histopathology. 

We performed a detailed histopathological evaluation of the pretreatment biopsies of 63 AIH patients, and used biopsies of 62 untreated chronic viral hepatitis patients as a reference cohort.  Emperipolesis and rosettes were superior to plasma cells and interface hepatitis as independent predictors for AIH. 

Assessment of the histopathological key features in autoimmune hepatitis.