Pulmonary function testing with spirometry is recommended for all smokers over the age of
a. 65 yr
b. 45 yr
c. 55 yr
d. 60 yr
Answer: B
Pulmonary function testing with spirometry is recommended for all smokers over the age of
a. 65 yr
b. 45 yr
c. 55 yr
d. 60 yr