https://www.selleckchem.com/pr....oducts/terfenadine.h
A factorial design is a cost-effective way to determine the effects of combinations of interventions in clinical research, but it poses challenges that need to be addressed in determining appropriate sample size and statistical analysis.In addition to the prone position or the supine position, some scholars have observed and discussed the therapeutic effect of acupuncture in other body positions, but their criteria are different and individual differences in body position have not been analyzed. According to the relevant discussions