Should we use the lower limit of normal (LLN) of FEV1/FVC ratio for the classification of airway obstruction?

• Book ID: 116873608
• Publisher: Elsevier Science
• Year: 2009
• Tongue: English
• Weight: 36 KB
• Volume: 5
• Category: Article
• ISSN: 1745-0454
• DOI: 10.1016/j.rmedu.2009.02.003