Your literature search will be more successful if you first spend some time developing a research question and then revisiting and revising that question.
The PICO Method is a technique used by researchers to help craft and revise a clinical question.
A.) Read the clinical question
B.) Identify the PICO elements (see chart below)
C.) Restate the clinical question
(Knowledge Translation Program, 2017)
Knowledge Translation Program. (2017). Practice formulating clinical questions. Evidence-Based Medicine Toolbox. https://ebm-tools.knowledgetranslation.net/resource/formulating-clinical