Comment on

• Small airways in COPD.

  Barnes PJ. Barnes PJ. N Engl J Med. 2004 Jun 24;350(26):2635-7. doi: 10.1056/NEJMp048102. N Engl J Med. 2004. PMID: 15215476 No abstract available.
• The nature of small-airway obstruction in chronic obstructive pulmonary disease.

  Hogg JC, Chu F, Utokaparch S, Woods R, Elliott WM, Buzatu L, Cherniack RM, Rogers RM, Sciurba FC, Coxson HO, Paré PD. Hogg JC, et al. N Engl J Med. 2004 Jun 24;350(26):2645-53. doi: 10.1056/NEJMoa032158. N Engl J Med. 2004. PMID: 15215480