1. Pathologic abnormalities in asthma;Hogg,1977
2. Mechanisms of bronchial hyperreactivity in normal subjects after upper respiratory tract infection;Empey;Am Rev Respir Dis,1976
3. Gastrooesophageal reflux and asthma: a possible reflex mechanism;Mansfield;Ann Allergy,1978
4. Bronchial hyperreactivity;Benson;Br J Dis Chest,1975
5. Measurement of bronchial reactivity: a question of interpretation;Tattersfield;Thorax,1981