Agreement between patients' self-report and physicians' prescriptions on nonsteroidal anti-inflammatory drugs and other drugs used in musculoskeletal disorders: the international Pharmacoepidemiologic General Research eXtension database - Grimaldi-Bensouda, L.; Rossignol, M.; Aubrun, E.; Benichou, J.; Abenhaim, L (Pharmacoepidemiol Drug Saf, 2012)
the GRx Study Group