1.
Hedenström H, Wegener T. Lack of Correlation between the Grade of Methacholine-Induced Bronchial Hyperreactivity and Ipratropium Bronchodilation in Asthmatics. ujms [Internet]. 1988Sep.1 [cited 2024Mar.29];93(1):71-80. Available from: https://ujms.net/index.php/ujms/article/view/6865