Mekov, Evgeni <br/><br/>
Vitamin D Deficiency and Insufficiency in Hospitalized COPD Patients.  [electronic resource] 

 -  PloS one  2015 
 - e0129080 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1932-6203 
<br/><br/><label>Standard No.: </label>10.1371/journal.pone.0129080  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Aged, 80 and over<br/>Bulgaria--epidemiology<br/>Comorbidity<br/>Female<br/>Hospitalization<br/>Humans<br/>Length of Stay<br/>Male<br/>Middle Aged<br/>Pulmonary Disease, Chronic Obstructive--blood<br/>Quality of Life<br/>Risk Factors<br/>Vitamin D--blood<br/>Vitamin D Deficiency--blood