You may already have a creative therapy in mind that you are interested in. Otherwise, reviewing recent publications can be a good way to see what is being researched and get inspired.
When looking over your articles, try to identify the following:
Reflect on why gaps or patterns may exist. Evaluate your articles for currency and coverage. A review will typically cover a 5-10 year period. Try to group your articles into topics or chronologically to add structure to your review.