title: Age and susceptibility to reduction in life expectancy: an analysis of proposed mechanisms.
mesh_terms: D000375:Aging; D000818:Animals; D005260:Female; D008017:Life Expectancy; D051379:Mice; D008815:Mice, Inbred Strains; D011830:Radiation Effects; D011833:Radiation Injuries, Experimental / Q000401:mortality; D013997:Time Factors