A conceptual model in business is a plan, blueprint or strategy based on an idea. For example, a car company might create a conceptual model of a new car based on several or a single concept in design ...

The Performance Measurement for People with Multiple Chronic Conditions conceptual model can facilitate development and refinement of quality measures for a medically complex population. Background: ...

The two major flow mechanisms in the vadose zone are uniform flow and preferential flow. Both types of flow occur often simultaneously, but have considerably different consequences for water flow and ...