He, Xuming <br/><br/>
Median regression for longitudinal data.  [electronic resource] 

 -  Statistics in medicine  Dec 2003 
 - 3655-69 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0277-6715 
<br/><br/><label>Standard No.: </label>10.1002/sim.1581  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analgesics--pharmacology<br/>Female<br/>Humans<br/>Labor, Obstetric--physiology<br/>Linear Models<br/>Longitudinal Studies<br/>Pain--drug therapy<br/>Pregnancy<br/>Weight Lifting--physiology