TY - STAND AU - L. Rodriguez AU - Perez Gutthann BT - Br J Clin Pharmacol M1 - 5 PY - 1998 SP - 419 EP - 25 T2 - Br J Clin Pharmacol TI - Use of the UK General Practice Research Database for pharmacoepidemiology VL - 45 SN - 0306-5251 (Print) 0306-5251 ER -