Create an abstract for a poster research presentation for a test of change on how health and wellness coaching and integrative modalities can reduce and control hypertension in African Americans. 

Please ensure that the following sections are included in the abstract. 

1) Background & Purpose

2) Summary of Key Literature

3) Methods/Implementation

4) Results/Outcome

5) Discussion & Clinical Implications

6) Conclusion & Future Recommendations

7) References (in APA format)