Spirometric testing and the breathalyser.
Wigmore
J G
JG
Corbet
M
M
Lintlop
S
S
D001334:Automobile Driving; D001944:Breath Tests; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D013147:Spirometry