Development of opioid-induced constipation: post hoc analysis of data from a 12-week prospective, open-label, blinded-endpoint streamlined study in low-back pain patients treated with prolonged-release WHO step III opioids [Corrigendum]

Ueberall and Mueller-Schwefe. J Pain Res. 2015 Aug 10;8:459–475.

The PROBE German pain study was incorrectly listed in the abstract and on page 462 as European Union Drug Regulating Authorities Clinical Trials [EudraCT]: 2012-001317-16. The correct registry is European Medicines Agency E-Register of Studies: ENCEPP/SDPP/11035.