共 36 条
[3]
Birch S, 1993, Health Econ, V2, P87, DOI 10.1002/hec.4730020203
[4]
Bradburn N. M., 1979, Improving Interview Method and Questionnaire Design
[5]
Brown EM, 1996, CAN MED ASSOC J, V154, P835
[6]
FRACTURE, STRENGTH AND FATIGUE OF FILLED THERMOSET COMPOSITES
[J].
BRITISH POLYMER JOURNAL,
1982, 14 (01)
:1-13
[8]
CarrHill RA, 1996, BRIT MED J, V312, P1008
[9]
Converse J. M., 1986, Survey questions: Handcrafting the standardized questionnaire