Gutiérrez-Ramos, R., et al. “A Dermatomyositis and Scleroderma Overlap Syndrome With a Remarkable High Titer of Anti-Exosome Antibodies”. Reumatismo, vol. 60, no. 4, Dec. 2008, pp. 296-00, doi:10.4081/reumatismo.2008.296.