Pharmacopsychiatry, Table of Contents Pharmacopsychiatry 1974; 7(2): 70-75DOI: 10.1055/s-0028-1094403 Originalarbeiten © Georg Thieme Verlag KG Stuttgart · New York Contributions to the Definition of Therapy-Resistance and of the Therapy-Resistant Depressions Fritz. A. Freyhan 2015N.W., Washington D.C., U.S.A. Recommend Article Abstract PDF Download Buy Article PDF (387 kb)