Temporal and spatial changes in cerebral blood flow in neuropsychiatric systemic lupus erythematosus: a subtraction brain spect study - Trevisan, Ana Carolina; Santos, Leonardo Alexandre; Assad, Rodrigo Luppino; Itikawa, Emerson Nobuyuki; Pitella, Felipe Arriva; Kato, Mery; Silvah, José Henrique da; Santos, Antonio Carlos dos; Louzada Júnior, Paulo; Wichert-Ana, Lauro (EJNMMI Reports, 2021)