Exposure to radiation from the natural radioactivity in building materials  report / 
by a group of exports of the OECD Nuclear Energy Agency. 
 - 123 sayfa;  13 cm 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radiation Effects<br/>Background Radiation<br/>Radiation Protection<br/>Radiation Dosage
<br/><br/><label>National Library of Medicine Call No.: </label>WN 105  / .O33 1979