Liao, Yuan-Ya <br/><br/>
A Fisher exact test will be more proper.  [electronic resource] 

 -  Radiology  Apr 2006 
 - 300-1; author reply 301 p.  digital 
<br/><br/> Publication Type: Comment; Letter 
<br/><br/><label>ISSN: </label>0033-8419 
<br/><br/><label>Standard No.: </label>10.1148/radiol.2391051114  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arthroplasty, Replacement, Hip--adverse effects<br/>Chi-Square Distribution<br/>Hip Prosthesis<br/>Humans<br/>Magnetic Resonance Imaging<br/>Muscle, Skeletal--pathology<br/>Postoperative Complications--pathology<br/>Sample Size<br/>Tendons--pathology