This is a "connection" page, showing publications co-authored by David Levin and Santosh Selvarajan.
Selvarajan SK, Levin DC, Parker L. The Increasing Use of Emergency Department Imaging in the United States: Is It Appropriate? AJR Am J Roentgenol. 2019 Jun 25; 1-5.
The connection strength for concepts is the sum of the scores for each matching publication.
Publication scores are based on many factors, including how long ago they were written and whether the person is a first or senior author.