Zishenpingchan granules for the treatment of Parkinson’s disease: a randomized, double-blind, placebo-controlled clinical trial
Qing Ye, Xiao-Lei Yuan, Can-Xing Yuan, Hong-Zhi Zhang, Xu-Ming Yang
Neural Regeneration Research . 2018, (7): 1269 -1275 .  DOI: 10.4103/1673-5374.235075