Salvarani C, Brown RD, Calamia KT, Christianson TJ, Huston J, Meschia JF, Giannini C, Miller DV, Hunder GG. Primary central nervous system vasculitis: comparison of patients with and without cerebral amyloid angiopathy. Rheumatology (Oxford). 2008 Nov;47(11):1671–7. doi: 10.1093/rheumatology/ken328. PMID: 18753193.