Hart, Mary K <br/><br/>
Usefulness of harmonica playing to improve outcomes in patients with chronic obstructive pulmonary disease.  [electronic resource] 

 -  Proceedings (Baylor University. Medical Center)  Apr 2020 
 - 178-182 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0899-8280 
<br/><br/><label>Standard No.: </label>10.1080/08998280.2019.1704135  doi