(Q29614971)
Statements
International variation in the prevalence of COPD (the BOLD Study): a population-based prevalence study (English)
Nizankowska-Mogilnicka E
Buist AS
McBurnie MA
Vollmer WM
Gillespie S
Burney P
Mannino DM
Menezes AM
Sullivan SD
Lee TA
Weiss KB
Jensen RL
Marks GB
Gulsvik A
1 September 2007
370
9589
741-50