40
Participants
Start Date
August 31, 2012
Primary Completion Date
June 30, 2017
Study Completion Date
September 30, 2017
Pulsed radiofrequency (PRF)
received PRF at 42°C for 8 minutes followed by CRF at 60°C for 270s
thermocoagulation
received sole CRF at 70°C for 270 s
Assiut university faculty of medicine, Asyut
Assiut University
OTHER