Original Research

Tiotropium as an Add-on Treatment Option for Severe Uncontrolled Asthma in Preschool Patients

Zielen S, Reichert G, Donath H, Trischler J, Schulze J, Eickmeier O, Eckrich M, Blumchen K

Journal of Asthma and Allergy 2021, 14:23-30

Published Date: 14 January 2021