Cheng, Yvonne W <br/><br/>
Second stage of labor and epidural use: a larger effect than previously suggested.  [electronic resource] 

 -  Obstetrics and gynecology  Mar 2014 
 - 527-535 p.  digital 
<br/><br/> Publication Type: Comparative Study; Evaluation Study; Journal Article 
<br/><br/><label>ISSN: </label>1873-233X 
<br/><br/><label>Standard No.: </label>10.1097/AOG.0000000000000134  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Anesthesia, Epidural--adverse effects<br/>Anesthesia, Obstetrical--adverse effects<br/>Cohort Studies<br/>Female<br/>Humans<br/>Kaplan-Meier Estimate<br/>Labor Stage, Second--drug effects<br/>Logistic Models<br/>Multivariate Analysis<br/>Pregnancy<br/>Retrospective Studies<br/>Time Factors