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In 1982 the US Occupational Safety and Health Administration (OSHA) examined records of scientific divers and, based on their finding of an exemplary safety record resulting from self-regulation, part...
In 1982 the US Occupational Safety and Health Administration (OSHA) examined records of scientific divers and, based on their finding of an exemplary safety record resulting from self-regulation, part...
Melnikov analysis of chaos in an epidemiological model with almost periodic incidence rates
infective models chaos, Melnikov’s method homoclinic orbit
2010/9/13
In this paper we study the well-known SIR model of epidemic dynamics with an almost periodic incidence rate. We make use of similar techniques utilized in a recent work to establish the existence of c...
Mathematical Models for Human Cancer Incidence Rates
age/aging cancer heterogeneity incidence rate model models
2008/12/9
The overall cancer incidence rate declines at old ages. Possible causes of this decline include the effects of cross-sectional data which transform cohort dynamics into age pattern, population heterog...
Decline in Human Cancer Incidence Rates at Old Ages: Age-Period-Cohort Considerations
age-period-cohort models cancer incidence multistage theory
2008/12/9
Analysis of age-specific trajectories of cancer incidence rates for all sites combined (data source: International Agency for Research on Cancer) reveals a leveling-off and decline of the rates at old...
Incidence rates of selected infectious diseases in the most populated counties, United States, 2004
infectious diseases National Notifiable Infectious Diseases
2010/12/10
This report compares rates of selected nationally notifiable diseases in the 100 most populated counties to overall U.S. rates. We analyzed data from the 2004 National Notifiable Diseases Surveillance...