(Q68165627)
Statements
Ambroxol for the prevention of chronic bronchitis exacerbations: long-term multicenter trial. Protective effect of ambroxol against winter semester exacerbations: a double-blind study versus placebo (English)
D Olivieri
G Zavattini
G Tomasini
S Daniotti
G Bonsignore
G Ferrara
N Carnimeo
R Chianese
E Catena
S Marcatili
1 January 1987
51 Suppl 1