00479cam a2200157 a 4500 2871080348 RA564.8 Mertens, Walter. Health and mortality trends among elderly populations : determinants and implications / Liège, Belgium : International Union for the Scientific Study of Population, c1994. 31 p. : ill. ; Older people Older people Older people BK 69 69 0 0 0 0 NCPDL NCPDL 2015-04-28 0 RA564.8 0063 2025-07-04 00:00:00 BK 0 0 0 0 NCPDL NCPDL 2015-05-07 0 HC1881994 1805 2025-07-04 00:00:00 2015-05-07 BK