A prospective study comparing SPET with MRI and CT as prognostic indicators following severe closed head injury - Bavetta, S; Nimmon, CC; White, J; McCabe, J; Huneidi, AH; Bomanji, J; Birkenfeld, B; Charlsworth, M; Britton, KE; Greenwood, RJ (Nucl Med Commun, 1994)