1. Altered protease and antiprotease balance during a COPD exacerbation contributes to mucus obstruction. Issue 1 (December 2015) Authors: Chillappagari, Shashi; Preuss, Jenni; Licht, Sebastian; Müller, Christian; Mahavadi, Poornima; Sarode, Gaurav; Vogelmeier, Claus; Guenther, Andreas; Nahrlich, Lutz; Rubin, Bruce; Henke, Markus Journal: Respiratory research Issue: Volume 16:Issue 1(2015) Page Start: 1 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗