Decreased cerebral blood flow and C'O IND.2' reactivity in healthy aging: a pulsed ASL study - Leoni, Renata Ferranti; Oliveira, Icaro Agenor Ferreira de; Pontes Neto, Octavio Marques; Leite, João Pereira (Annual Meeting of International Society for Magnetic Resonance in Medicine - ESMRMB, 2014)