Hopkins Tanne, Janice <br/><br/>
US patients live longer in areas with more primary care doctors, study finds.  [electronic resource] 

 -  BMJ (Clinical research ed.)  Feb 2019 
 - l804 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1756-1833 
<br/><br/><label>Standard No.: </label>10.1136/bmj.l804  doi