1. Bartholini G, Lloyd, KG, Morselli PL (1986) GABA and mood disorders. Experimental and clinical research. Raven Press, New York
2. Beckmann H (1982) Biochemische Beiträge zur Klassifikation und Therapievorhersage bei endogenen Depressionen. In: Beckmann H (Hrsg) Biologische Psychiatrie. Thieme, Stuttgart, New York, S 136–147
3. Beckmann H, Moisés HW (1982) The cholinolytic biperiden in depression. Arch Psychiat Nervenkr 231:213–220
4. Beckmann H, Van Kammen DP, Goodwin FK, Murphy DL (1976) Urinary excretion of 3-methoxy-4-hydrpxyphenylglycol in depressed patients: Modification by amphetamine and hthium. Biol Psychiatry 11:377–387
5. Beckmann H, Holzmüller B, Fleckenstein P (1984) Dexamethasone suppression test predicts response to nomifensine or amitriptyline. Br J Psychiatry 144:440–441