title: Autoimmunity and epithelial cells bearing class II MHC antigen.
authors.affiliation: Department of Immunology, University of Liverpool, Liverpool, L69 3BX, UK.
authors.forename: P M
authors.initials: PM
authors.lastname: Johnson
authors.affiliation: Department of Pathology, University of Leeds, Leeds, LS2 9JT, UK.
authors.forename: J N
authors.initials: JN
authors.lastname: Bulmer