https://www.selleckchem.com/pr....oducts/TG100-115.htm
BACKGROUND The bloodletting device has been used by many institutions for about 100 years. Many patients feel fear from the pain caused by applying the bloodletting device for treatment. We used bloodletting device using the principle of "prestimulation neurodisturbance," which can mask the subject undetectable for pain. In this study, we will investigate pain of bloodletting device during blood collection and will identify the safety of the device. METHODS This study will be a randomized, controlled, double-blind, and matched-paired-
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