Citation

Li G, Mielenz TJ. Evid. Based Med. 2013; 18(4): 153-154.

Affiliation

Departments of Anesthesiology and Epidemiology, Columbia University, , New York, New York, USA.

Copyright

(Copyright © 2013, BMJ Publishing Group)

DOI

10.1136/eb-2012-101116

PMID

23220473

Abstract

[Abstract unavailable]

Language: en