Who are the key theorists/researchers in your public health topic? What are the gaps in the existing body of knowledge?

Capstone A- project B- A LITERATURE REVIEW
The literature review assignment must be designed to address the following questions:

Who are the key theorists/researchers in your public health topic?

What are the key issues?

What are the gaps in the existing body of knowledge?

What were the key words you searched for, and which key databases or other sources did you use to conduct your literature review? (e.g. CINAHL, Proquest Public Health, Informit, Medline, Google Scholar).