1,655
Participants
Start Date
September 3, 2019
Primary Completion Date
November 9, 2020
Study Completion Date
December 9, 2020
TEAS
Bilateral Neiguan and Zusanli acupuncture points, 2/10Hz Dense wave , 6-9mA,30min
TEAS without electrical stimulation
Bilateral Neiguan and Zusanli acupuncture points, with no electrical stimulation
First Affiliated Hospital of Xian JiaotongUniversity, Xi'an
First Affiliated Hospital Xi'an Jiaotong University
OTHER