Leisure items (e.g., games, toys) are commonly made available as controls during attention conditions of functional analyses (Ringdahl, Winborn, Andelman, & Kitsukawa, 2002). However, Ringdahl et al. raised questions about this practice. This paper reviews research that supports and conflicts with the inclusion of leisure items as controls, including a quantitative analysis of relevant articles...

In this paper, we proposed a model for an inventory system that satisfies a continuous time-varying demand for a finished product over a known and finite planning horizon by supplying both new and repaired items. New items are fabricated from a single type of raw material procured from external suppliers, while used items are collected from the customers and then repaired to a condition that is...

BACKGROUND News media are key sources of information regarding tobacco issues, and help set the tobacco control policy agenda. We examined US news coverage of voluntarily smokefree restaurants and bars in locales without mandatory policies to understand how such initiatives are perceived. METHODS We searched three online media databases (Access World News, Lexis Nexis, and Proquest) for all n...