共 21 条
[2]
BLALOCK HM, 1972, SOC STAT, P265
[5]
EISENBERG JM, 1980, J MED EDUC, V55, P345
[8]
HATEM CJ, 1978, CURRICULUM CLIN ED T
[9]
KANTOR SM, 1981, J MED EDUC, V56, P748