Get valid spirometry results EVERY time.

Bibliographic Details
Format:	Government Document eBook
Language:	English
Published:	[Cincinnati, Ohio] : U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, 2011.
Series:	DHHS publication ; no. (NIOSH) 2011-135.
Subjects:	Lungs > Diseases > Diagnosis. Pulmonary function tests. Spirometry. Health Education. Lung Diseases > diagnosis. Respiratory Function Tests. Poster.
Online Access:	https://purl.fdlp.gov/GPO/gpo118804

Description
Physical Description:	1 online resource (1 sheet) : color illustrations.