In the Advanced Search module you can use the Delta Analysis functionality to perform a comparative analysis between two or more Concepts of interest, by clicking on the "+Add relationship" button (Figure 1).
Figure 1: The "+Add relationship" button in the Advanced Search module
After clicking the search button, click on the "Delta Analysis" to explore what is in common and what is unique for each concept (Figure 2).
Figure 2: The Delta Analysis in the Advanced Search module
The data is displayed in a Venn diagram where the unique and common elements of each Concept can be seen. For more details on how to make a delta analysis query, please visit the Advanced Search Guide: Delta Analysis.
Example: What are the common side effects of atorvastatin and fenofibrate? (Advanced search link
Click on the intersection to explore the common side effects of the 2 drugs (Figure 3).
Figure 3: The Venn diagram where the safety profile of each drug is represented by a circle