title: Rheumatoid synovium: its proliferation, heterogeneity and polarization.
abstract: All of the changes observed suggest that a viral agent may form the basis for these alterations [in rheumatoid synovium]. However, studies to date have failed to isolate or identify the putative causative virus and the search continues.
authors.affiliation: Dartmouth-Hitchcock Medical Center, Hanover, New Hampshire.
authors.forename: E D
authors.initials: ED
authors.lastname: Harris