Beck, A R <br/><br/>
A new retractor for rectal biopsy.  [electronic resource] 

 -  Journal of pediatric surgery   
 - 332-3 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-3468 
<br/><br/><label>Standard No.: </label>10.1016/0022-3468(72)90137-6  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biopsy--instrumentation<br/>Colorectal Surgery--instrumentation<br/>Humans<br/>Infant<br/>Infant, Newborn<br/>Megacolon--diagnosis<br/>Rectum--surgery<br/>Surgical Instruments