Medical Xray, electron beam and gammaray protection for energies up to 50 MeV : [equipment design, performance and use]. 

 - Bethesda, Md. :  NCRP,  1989. 
 - viii, 139 p. :  tablas 
 - Report, no.<102> .
 - Estados Unidos. National council on radiation protection and measurements .
 - Report, no.<102> .
<br/><br/> Recommendations of the NCRP  Apéndices y bibliografía: p.85-117 
<br/><br/><label>ISBN: </label>0929600037 
<br/><br/><label>ISSN: </label>0083209X 
<br/><br/><label>Standard No.: </label>NCRP-REPORT-102