Dental hygienists' contributions to improving the nation's oral health through school-based initiatives from 1970 through 1999: a historical review.

Purpose: The purpose of this literature review is to document the contributions dental hygienists have made over the past 3 decades to improve the nation's oral health. This historical review encompasses selected literature that acknowledged dental Hygienists' direct involvement in U.S.

Measuring compassion in physician assistants.

While compassion is generally agreed to be one of the professional qualities required of physician assistants (PAs), the concept has been remarkably difficult to define and measure. The authors describe a series of studies that generated preliminary information about the compassionate qualities of PAs. In an initial survey, PAs rated their own compassionate qualities, after which their patients assessed the same qualities in them.