No abstract available
MeSH terms
-
Adult
-
Aged
-
Bronchial Diseases / drug therapy
-
Bronchial Diseases / physiopathology*
-
Chronic Disease
-
Clinical Trials as Topic
-
Double-Blind Method
-
Expectorants / therapeutic use*
-
Female
-
Humans
-
Male
-
Middle Aged
-
Mucus / drug effects
-
Mucus / metabolism*
-
Random Allocation
-
Thiazoles / therapeutic use*
-
Thiazolidines
Substances
-
Expectorants
-
Thiazoles
-
Thiazolidines
-
letosteine