CCQ 24 Hour Version - Produce Sputum or Phlegm

**Semantic type:** Intellectual Product

**Definition:** Clinical COPD Questionnaire 24 Hour Version (CCQ 24 Hour Version) In general, during the past 24 hours, how much of the time: Did you produce sputum or phlegm?

**Synonyms:** - CCQ01-Produce Sputum or Phlegm - CCQ01-Produce Sputum or Phlegm - CCQ0106