3Palmer D.Case-mix indexes:do they adversely affect some hospitals[J].Health Finance Manage,1985,39 (7):38-42.
4Population Division of the Department of Economic and Social Affairs of the United Nations Secretariat,World Population Prospects:The 2010 Revision[EB/OL].(2011-10-24)[2013-10-16].http://esa.un.org/unpd/wpp/index.htm.
8De la Puente M, Miquel J. An update of the oxidation-inflam- marion theory of aging: the involvement of the immune system in oxi-inflamm-aging [J]. Curr Pharm Des, 2009, 15 (26): 3003-3026.
9Franeeschi C, Capri M, Monti D, et al. Inflammaging and anti-inflammaging: a systemic perspective on aging and longev- ity emerged from studies in humans [J]. Mech Ageing Dev,2007, 128 (1): 92-105.
10Berzlanovich AM, Keil W, Waldhoer T, etM. Do centenarians die healthy An autopsy study [J]. J Gerontol A Biol Sci Med Sci, 2005, 60 (7): 862-865.