Opioidtherapy for beneficiaries with back pain: Observations on therapy persistence

Antje Freytag, Michael Thiede, Ariane Höer & Bertram Häussler
Introduction: In the context of a large ongoing collaborative health services research project on pain patients between DAK – Unternehmen Leben (Hamburg), AOK Niedersachsen (Hannover), Grünenthal GmbH (Aachen) and IGES Institut (Berlin), called "Versorgungsatlas Schmerz" ("Health[for full text, please go to the a.m. URL]