scholarly journals Changes in prevalence of chronic obstructive pulmonary disease and asthma in the US population and associated risk factors

2014 ◽  
Vol 12 (1) ◽  
pp. 47-60 ◽  
Author(s):  
Cara N Halldin ◽  
Brent C Doney ◽  
Eva Hnizdo
2013 ◽  
Vol 10 (5) ◽  
pp. 611-617 ◽  
Author(s):  
Paula Rodríguez-Rodríguez ◽  
Rodrigo Jiménez –García ◽  
Valentín Hernández-Barrera ◽  
Pilar Carrasco-Garrido ◽  
Luis Puente-Maestu ◽  
...  

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