共 27 条
[21]
1966, COST ACQUISTION PRES
[22]
1971, OCCUPATIONAL MORTALI
[23]
1974, NIH74637 DHEW PUBL
[24]
1972, PREVALENCE CHRONIC C
[25]
1972, HLTH CHARACTERISTICS
[26]
1974, LANCET, V2, P669
[27]
1966, HYPERTENSION HYPERTE