共 33 条
[21]
TORRANCE GW, 1973, HLTH STATUS INDEXES, P156
[22]
USHER R, 1977, SEMIN PERINATOL, V1, P309
[23]
Warner KE, 1982, COST BENEFIT COST EF
[26]
YU VYH, 1981, AUST PAEDIATR J, V17, P183
[27]
1980, EMPLOYMENT EARNINGS
[28]
1978, HOSPITAL STATISTICS
[29]
1980, ONTARIO STATISTICS 1
[30]
1975, 1971 CENSUS CANADA 6, V3

