551,261 REGLAND BJÖRN Vitamin B12 deficiency in dementia disorders : [aka-demisk avhandling] / by Björn Regland ; Department of Psychiatry and Neurochemistry St. Jörgen Hospital, University of Göteborg - Göteborg : University, 1991. - [10], 148 s. s il. , 25 cm Zawiera 6 prac współaut. ISBN 91-628-0165-2