title: Ultrastructure of synovio-cartilage junction in rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000473:pathology*; D002356:Cartilage / Q000473:pathology*; D006801:Humans; D008854:Microscopy, Electron; D013583:Synovial Membrane / Q000473:pathology*