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Invited Commentary | 
David A. Brent, MD; Robert Gibbons, PhD
JAMA Intern Med. 2014;174(6):909-911. doi:10.1001/jamainternmed.2013.14016.

Original Investigation |  FREE
Matthew Miller, MD, ScD; Sonja A. Swanson, ScM; Deborah Azrael, PhD; et al.
JAMA Intern Med. 2014;174(6):899-909. doi:10.1001/jamainternmed.2014.1053.
Includes: CME, Supplemental Content

Invited Commentary | 
Deborah A. Levine, MD, MPH
JAMA Intern Med. 2013;173(17):1619-1620. doi:10.1001/jamainternmed.2013.8090.

Original Investigation |  FREE
Peter Nordström, PhD; Anna Nordström, PhD; Marie Eriksson, PhD; et al.
JAMA Intern Med. 2013;173(17):1612-1618. doi:10.1001/jamainternmed.2013.9079.
Includes: Supplemental Content

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