共 36 条
[4]
BROOK RH, 1976, MED CARE, V14, P1
[6]
BROOK RH, 1978, R2241HEW RAND PUBL
[7]
BROOK RH, 1973, DHEW HRA743100 PUBL
[8]
BUSBY OD, 1972, J MED ED, V47, P243
[9]
CARMALT MHB, 1971, P R SOC MED, V64, P1249