@misc{indiciae4adeb9363d32, title = {Polyclonal B lymphocyte activation in progressive systemic sclerosis.}, author = {G Famularo and R Giacomelli and E Alesse and M G Cifone and S Morrone and M Boirivant and C Danese and M A Perego and A Santoni and G Tonietti}, year = {1989}, url = {https://pubmed.ncbi.nlm.nih.gov/2632802/}, note = {Source identifier: 2632802} }