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2. Airways reactivity and functional deterioration in relatives of COPD patients;Britt;Chest,1980
3. Relationship of constitutional factors and cigarette smoking to decrease in 1-second forced expiratory volume;Barter;Am Rev Respir Dis,1976
4. Nonspecific bronchial reactivity after exposure to western red cedar;Cockcroft;Am Rev Respir Dis,1979
5. Nonspecific bronchial reactivity in occupational asthma;Lam;J Allergy Clin Immunol,1979