« Previous
Next »
Journal of Clinical Epidemiology
Volume 62, Issue 12
, Pages
1233-1241
, December 2009
Instrumental variables II: instrumental variable application—in 25 variations, the physician prescribing preference generally was strong and reduced covariate imbalance
To access this article, please choose from the options below
PII: S0895-4356(09)00013-4
doi: 10.1016/j.jclinepi.2008.12.006
© 2009 Elsevier Inc. All rights reserved.
« Previous
Next »
Journal of Clinical Epidemiology
Volume 62, Issue 12
, Pages
1233-1241
, December 2009
