Acute exacerbations of chronic obstructive pulmonary disease.
Stey
Claudia
C
D000111:Acetylcysteine / Q000627:therapeutic use*; D019317:Evidence-Based Medicine; D005100:Expectorants / Q000627:therapeutic use*; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications* / Q000188:drug therapy*
D005100:Expectorants; D000111:Acetylcysteine