TY - STAND AU - S. Morant AU - D. Pettitt AU - T. MacDonald AU - T. Burke AU - J. Goldstein BT - Pharmacoepidemiol Drug Saf DO - 10.1002/pds.946 M1 - 6 PY - 2004 SP - 345 EP - 53 T2 - Pharmacoepidemiol Drug Saf TI - Application of a propensity score to adjust for channelling bias with NSAIDs VL - 13 SN - 1053-8569 (Print) 1053-8569 ER -