ATC	Anatomical–Therapeutical–Chemical
BSS	Bronchitis Severity Score
CI	Confidence Interval
CTIS	Clinical Trial Information System
EMA	European Medicines Agency
EU	European Union
IMP	Investigational Medicinal Product(s)
LS	Least Square
MCID	Minimal Clinically Important Difference
mFAS	modified Full Analysis Set
MedDRA	Medical Dictionary for Regulatory Activities
OTC	over the counter
PPS	Per-Protocol Set
SD	Standard Deviation
VAS	Visual Analog Scale
VCD	Verbal Category Descriptive Score