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The Gerontologist|October 1, 1995
A biologically based explanation for mortality crossover in human populationsX Liu, M WittenJournal of Theoretical Biology|June 30, 2000
Mortality-rate crossovers and maximum lifespan in advantaged and disadvantaged populations: accelerated-mortality and sudden-death modelsH R Hirsch, X Liu, T M WittenMechanisms of Ageing and Development|October 31, 1984
A return to time, cells, systems and aging: II. Relational and reliability theoretic approaches to the study of senescence in living systemsM WittenMechanisms of Ageing and Development|September 1, 1981
Modeling cellular systems and aging processes: I. Mathematics of cell system models-a reviewM WittenGrowth, Development, and Aging : GDA|January 1, 1989
Quantifying the concepts of rate and acceleration/deceleration of agingM WittenJournal of Gerontology|November 1, 1989
Modeling of the aging-cancer interface: some thoughts on a complex biological dynamicsM WittenMechanisms of Ageing and Development|June 1, 1980
Some mathematics of recombination: evolution of complexity and genotypic modification in somatic cells - a possible model for aging and cancer effectsM WittenMechanisms of Ageing and Development|January 1, 1986
A return to time, cells, systems, and aging: IV. Further thoughts on Gompertzian survival dynamics--the neonatal yearsM WittenMechanisms of Ageing and Development|December 1, 1988
A return to time, cells, systems, and aging: V. Further thoughts on Gompertzian survival dynamics--the geriatric yearsM WittenPageof 633