Stewart, A <br/><br/>
Aetiology of Childhood Malignancies.  [electronic resource] 

 -  British medical journal  Feb 1961 
 - 452-60 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0007-1447 
<br/><br/><label>Standard No.: </label>10.1136/bmj.1.5224.452  doi