Long-term declines in disability among older men : medical care, public health, and occupational change
第一著者: | |
---|---|
フォーマット: | 図書 |
言語: | English |
出版事項: |
Cambridge
National Bureau of Economic Research
2000.
|
シリーズ: | NBER working paper series
no.7605 |
主題: |