Kerr, J M <br/><br/>
Pelvic Disproportion: Lecture I.  [electronic resource] 

 -  British medical journal  Apr 1939 
 - 857-62 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0007-1447 
<br/><br/><label>Standard No.: </label>10.1136/bmj.1.4086.857  doi