2006
Tinkelman DG, Price DB, Nordyke RJ, Halbert RJ, Isonaka S, Nonikov D, Juniper EF, Freeman D, et al. 2006. Symptom-based questionnaire for differentiating COPD and asthma. Respiration 73(3):296-305; doi: 10.1159/000090141. PMID: 16330874.
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