36
Participants
Start Date
February 28, 2014
Primary Completion Date
June 30, 2014
Study Completion Date
June 30, 2014
Large needle gauge lidocaine injection
21 G
Normal needle gauge lidocaine injection
23 G
Small needle gauge lidocaine injection
27 G
Department of Neuroscience, NTNU, Trondheim
St. Olavs Hospital
OTHER
Norwegian University of Science and Technology
OTHER