共 47 条
- [42] WINKELSTEIN W Jr, 1958, J Chronic Dis, V7, P273, DOI 10.1016/0021-9681(58)90085-7
- [43] 1977, VITAL HLTH STATI 10B, V1
- [44] 1974, DHEW NIH75628 PUBL
- [45] 1988, DHHS PHS881122 NAT C, V2
- [46] 1987, VITAL HLTH STATIS 22, V1
- [47] 1973, VITAL HLTH STATI 10A, V1