共 43 条
- [1] Altman DG, 1990, PRACTICAL STAT MED R
- [2] [Anonymous], 1975, J R Coll Physicians Lond, V10, P5
- [3] Acute upper gastrointestinal haemorrhage in west of Scotland: case ascertainment study [J]. BMJ-BRITISH MEDICAL JOURNAL, 1997, 315 (7107): : 510 - 514
- [6] CHAPMAN BL, 1979, BRIT HEART J, V42, P386, DOI 10.1136/hrt.42.4.386
- [7] Chung SC, 2001, AM J GASTROENTEROL, V96, P1
- [9] CLEMENTS D, 1991, J ROY COLL PHYS LOND, V25, P27
- [10] COLLINS R, 1995, NEW ENGL J MED, V345, P108