Major, D. <br/><br/>
A 20-MeV betatron for x-ray therapy /    
D. Major, F. R. Perry and K . Phillips. 
 - Manchester  :   Metropolitan-Vickers Electrical Co. Ltd ,   1956. 
 - 14 p.  :    ill. ;    28 cm. 
 - Research series ;   No.23 .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Betatrons--------<br/>X-rays--------