Basso A, Capitani E, Laiacona M
First Department of Neurology, University of Milan, Italy.
Funct Neurol. 1987 Apr-Jun;2(2):189-94.
The use of Raven's Coloured Progressive Matrices (PM 47) in experiments with brain-damaged patients is briefly reviewed. Because norms for adults are still not available, normative data were calculated on 305 normals; corrections for age and education and centile allocation of the scores are furnished.