De Almeida, C E <br/><br/>
Transmission in concrete and scatter angular distribution of 25-MV X-ray from a betatron and a linear accelerator.  [electronic resource] 

 -  Health physics  Jun 1975 
 - 771-5 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0017-9078 
<br/><br/><label>Standard No.: </label>10.1097/00004032-197506000-00015  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Construction Materials<br/>Radiation Protection<br/>Radiotherapy--instrumentation<br/>Scattering, Radiation<br/>X-Ray Therapy--instrumentation