共 7 条
- [1] [Anonymous], 1970, CLASSIFICATION OCCUP
- [2] BECKER HS, 1961, BOYS WHITE, P317
- [3] CARTWRIGHT A, 1966, PATIENTS THEIR DOCTO, P39
- [4] CHILD D, 1970, ESSENTIALS FACTOR AN, P97
- [5] MOORE AR, 1978, BRIT MED J, V2, P1363
- [6] MORRELL DC, 1978, J ROY SOC MED, V71, P5
- [7] WERDEGAR D, 1970, REFORM MEDICAL ED RO, P33