Although conceptual models are frequently used to illustrate research questions under investigation, there is a paucity of articles about how to develop conceptual models or their importance to health ...

Attention to the sustainability of health intervention programs both in the US and abroad is increasing, but little consensus exists on the conceptual and operational definitions of sustainability.

Chemical reactivity lies at the heart of understanding molecular transformations, and Conceptual Density Functional Theory (CDFT) provides a robust framework for quantifying and predicting such ...