systematic review in the style of an academic paper (total 7000 words) introduction and methodology.

systematic review in the style of an academic paper (total 7000 words) introduction and methodology should be fine( 4660 word), can build on it for the rest of work, editing is allowed. order is 4400 words to allow for changes to the abstract, introduction and methodology. attached also previous poor work, tutor comments, BMJ paper to help build one like it.