Nonsteroidal Anti-inflammatory Drugs and Upper Gastrointestinal Bleeding, Identifying High-Risk Groups by Excess Risk Estimates
1995 ◽
Vol 30
(5)
◽
pp. 438-444
◽
2006 ◽
Vol 62
(9)
◽
pp. 765-772
◽
1997 ◽
Vol 12
(4)
◽
pp. 264-265
◽
1990 ◽
Vol 38
(1)
◽
pp. 31-35
◽