4-Hydroxybutyric aciduria: application of a fluorometric assay to the determination of succinic semialdehyde dehydrogenase activity in extracts of cultured human lymphoblasts. - Gibson,K.M.; Lee,C.F.; Chambliss,K.L.; Kamali,V.; Francois,B.; Jaeken,J. (Clin Chim Acta, 1991)