Step 1: First take your information need and create a search statement about it.
"I am looking for research articles in peer-reviewed journals that are published in 2001 or more recently, about patient cooperation and its effect on the relationship between patients and their health care professionals."
Step 2: Identify the important concepts in your search.
"The main concepts are patient cooperation and patient relationships"
Step 3: The next step is to use CINAHL Headings to identify the best Subject Headings. Go to the Advanced Search screen and select CINAHL Headings. Then, type "patient cooperation" in the Browse for box.
Step 4: Patient cooperation maps to "Patient compliance" which is a CINAHL Heading. Click on the heading.