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Invited Commentary | 
Gail R. Wilensky, PhD
JAMA Intern Med. 2016;176(5):699-700. doi:10.1001/jamainternmed.2016.0216.

Research Letter | 
Brian C. Callaghan, MD, MS; James F. Burke, MD, MS; Lesli E. Skolarus, MD, MS; et al.
JAMA Intern Med. 2016;176(5):697-699. doi:10.1001/jamainternmed.2016.0162.

Research Letter |  FREE
German Morís, MD; Juan Carlos Garcia-Monco, MD
JAMA Intern Med. 2014;174(9):1511-1512. doi:10.1001/jamainternmed.2014.2918.

Viewpoint | 
Steven H. Horowitz, MD
JAMA Intern Med. 2013;173(16):1493-1494. doi:10.1001/jamainternmed.2013.8409.

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