Please explain why the Mini-BESTest is a valid replacement for the Berg Balance Scale (BBS) test. (i.e., as good as, or even better than the BBS) for patients and family members of patients. Please

Please explain  why the Mini-BESTest is a valid replacement for the Berg Balance Scale (BBS) test. (i.e., as good as, or even better than the BBS) for patients and family members of patients.

Please Include at least 2 references from reputable scientific sources such as published scientific papers.

Please write about 400-500 words. 

(This question is about sports science)