TY - STAND AU - L. Rodriguez AU - C. Cattaruzzi AU - M. Troncon AU - L. Agostinis BT - Arch Intern Med M1 - 1 PY - 1998 SP - 33 EP - 9 T2 - Arch Intern Med TI - Risk of hospitalization for upper gastrointestinal tract bleeding associated with ketorolac, other nonsteroidal anti-inflammatory drugs, calcium antagonists, and other antihypertensive drugs VL - 158 SN - 0003-9926 (Print) 0003-9926 ER -