Studies of each of these approaches have generally shown mixed results, and there is no strong empirical basis for dramatically expanding their use. (educationnext.org)
During the recent years, developmental research has provided a strong empirical basis of the theory and contributed to the fact that the theory has become increasingly important within the clinical context. (link.springer.com)
The success factor of any business or brand relies on empirical based facts and the synthesis of said information. (fitnessmodelinsiderguide.com)