Chronic obstructive pulmonary disease exacerbation frequency and severity

Int J Chron Obstruct Pulmon Dis. 2013;8:533-5. doi: 10.2147/COPD.S53318. Epub 2013 Nov 6.
No abstract available

Publication types

  • Letter
  • Comment

MeSH terms

  • Disease Progression*
  • Female
  • Humans
  • Male
  • Pulmonary Disease, Chronic Obstructive*
  • Risk Assessment / methods*
  • Severity of Illness Index*