Watts, G T <br/><br/>
No smoking and life expectancy.  [electronic resource] 

 -  British medical journal  Nov 1971 
 - 492 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0007-1447 
<br/><br/><label>Standard No.: </label>10.1136/bmj.4.5785.492  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Homes for the Aged<br/>Humans<br/>Life Expectancy<br/>Smoking