McManus I C, Richards P
Med Educ. 1986 May;20(3):181-6. doi: 10.1111/j.1365-2923.1986.tb01165.x.
A statistical model is presented of the direct and indirect influences of 21 variables upon success at selection for medical school.
提出了一个统计模型,该模型涉及21个变量对医学院选拔成功的直接和间接影响。