scholarly journals Efficacy of two educational interventions about inhalation techniques in patients with chronic obstructive pulmonary disease (COPD). TECEPOC: study protocol for a partially randomized controlled trial (preference trial)

Trials ◽  
2012 ◽  
Vol 13 (1) ◽  
Author(s):  
Francisca Leiva-Fernández ◽  
José Leiva-Fernández ◽  
Fernando Zubeldia-Santoyo ◽  
Antonio García-Ruiz ◽  
Daniel Prados-Torres ◽  
...  
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