Objective To determine whether there was a change in hospital admissions for acute myocardial infarction while a local law banning smoking in public and in workplaces was in effect. Design Analysis of admissions front December 1997 through November 2003 using Poisson analysis. Setting Helena,...

This expository paper discusses the relationships among metamodels, simulation models, and problem entities. A metamodel or response surface is an approximation of the input/output function implied by the underlying simulation model. There are several types of metamodel: linear regression,...

The building of Hierarchical Control Flow Graph (HCFG) Models of queueing systems is described by developing different model elements of queueing subsystems and then combining them into HCFG Models. A brief overview of HCFG Models, which is a new modeling paradigm for discrete event simulation,...