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. 2011 Feb 15;2011(2):CD005504. doi: 10.1002/14651858.CD005504.pub2

2. Additional trials/ information retrieved from the Internet.

Online resource Retrieved trials Additional information for published trials
Clinical study results 0 1
Boehringer‐Ingelheim 1 0

Internet sites:

www.clinicalstudyresults.org

http://trials.boehringer‐ingelheim.com