The C15O2 build-up technique to measure regional cerebral blood flow and volume of distribution of water - Lammertsma, AA; Frackowiak, RSJ; Hoffman, JM; Huang, SC; Weinberg, IN; Dahlbom, M; MacDonald, NS; Hoffman, EJ; Mazziotta, JC; Heather, JD; Forse, GR; Phelps, ME; Jones, T (J Cereb Blood Flow Metab, 1989)