共 7 条
- [1] CAMP AV, 1971, ORTHOPAEDICS OXFORD, V4, P39
- [2] NIE NH, 1975, STATISTICAL PACKAGE, P468
- [3] RITCHIE DM, 1968, Q J MED, V37, P393
- [4] WOOD PHN, 1975, 9REVCONF7515 WHO ICD
- [5] WOOD PHN, 1978, RECENT ADV COMMUNITY
- [6] [No title captured]
- [7] 1976, LANCET, V1, P1169