Some are restricted for use by speech and language professionals (therapists or SALTs in the UK, speech-language pathologists, SLPs, in the US and Australia). A commonly used test battery for diagnosis of SLI is the Clinical Evaluation of Language Fundamentals (CELF).
Noun. (plural push factors). 1  A factor that leaves one with no choice but to leave one's current home (especially parental home), country, region, organization, or religion. 2  Link/Cite.
By: System Administrator On: 2016-01-09 20:45 (275664 Reads) Migration Push and Pull Factors/ Global Migration Patterns. Migration can be defined as a form of relocation diffusion (the spread of ideas, innovations, behaviors, from one place to another) involving permanent move to a new location. The reasons that people migrate would be due to push and pull factors. Push and Pull factors are forces that can either induce people to move to a new location or oblige them to leave old residences; they can be economic, political, cultural, and environmentally based.