Show 15 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="Bergmann, K-C" or (type any "bookEditor issueEditor" and editor="Bergmann, K-C") Add to list Journal Article A1 How to design and evaluate randomized controlled trials in immunotherapy for allergic rhinitis: an ARIA-GA2LEN statement J Bousquet, HJ Schünemann, PJ Bousquet, Claus Bachert (UGent) , GW Canonica, TB Casale, P Demoly, S Durham, K-H Carlsen, H-J Malling, et al. (2011) ALLERGY. 66(6). p.765-774