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Asthma
Pulmonary Disease, Chronic Obstructive
Cough
Rhinitis, Allergic, Perennial
Chronic Disease
Forced Expiratory Volume
Vital Capacity
Italy
Europe
Prevalence
Cross-Sectional Studies
Risk Factors
Cohort Studies
Severity of Illness Index
Smoking
Questionnaires
Lung
Respiratory Function Tests
Bronchial Provocation Tests
Anti-Asthmatic Agents
Co-Publications
38
26
23
20
19
14
13
11
10
9
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