Ajayi, O S <br/><br/>
An assessment of natural radioactivity of soils and its external radiological impact in southwestern Nigeria.  [electronic resource] 

 -  Health physics  Jun 2008 
 - 558-66 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0017-9078 
<br/><br/><label>Standard No.: </label>10.1097/01.HP.0000309766.12663.1d  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Absorption<br/>Air Pollutants, Radioactive--analysis<br/>Altitude<br/>Background Radiation<br/>Humans<br/>Nigeria<br/>Population Density<br/>Radioactivity<br/>Radioisotopes--analysis<br/>Soil--analysis<br/>Soil Pollutants, Radioactive--analysis<br/>Spectrometry, Gamma