Doppler ultrasound measurements of cerebral blood flow velocity as a tool in the diagnosis of brain death in a neonate: case report - Ventura, Gabriel Alberto Brasil; Picchi, Mônica; Cianciarullo, Marco Antonio; Cheiffi, L N; Costa, Maria Teresa Zulini da; Vaz, Flávio Adolfo Costa (World Congress of Perinatal Medicine, 1999)