1. Selective bone marrow involvement of lymphoplasmacytic cells secreting monoclonal IgA rheumatoid factor in a patient with Sjögren's syndrome and serum hyperviscosity. Issue 12 (December 1987) Authors: Bergonzi, C; Merlini, G P; Morandi, S; Bianchini, E; Pavesi, F; Bellotti, V; Montecucco, C M; Ascari, E Journal: Annals of the rheumatic diseases Issue: Volume 46:Issue 12(1987) Page Start: 938 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗