Young, Jessica G <br/><br/>
Identification, estimation and approximation of risk under interventions that depend on the natural value of treatment using observational data.  [electronic resource] 

 -  Epidemiologic methods  Dec 2014 
 - 1-19 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>2194-9263 
<br/><br/><label>Standard No.: </label>10.1515/em-2012-0001  doi