Understanding the twentieth century decline in chronic conditions among older men

Understanding the twentieth century decline in chronic conditions among older men

Chi tiết về thư mục
Tác giả chính: Costa, Dora L.
Định dạng: Sách
Ngôn ngữ:English
Được phát hành: Cambridge National Bureau of Economic Research 1998.
Loạt:NBER working paper series no.6859
Những chủ đề:
Occupational diseases > History > 20th century. > United States.
Industrial safety > History > 20th century. > United States.
Communicable diseases > Prevention > History > 20th century. > United States.
Aged men > Health and hygiene > History > 20th century. > United States.