RT Journal T1 Pingchan granule for depressive symptoms in Parkinson’s disease: A randomized, double-blind, placebo-controlled trial A1 Si-chun Gu, Jie Zhou, Qing Ye, Can-xing Yuan PB Journal of Integrative Medicine FD 2021-03-12 YR 2021 JF Journal of Integrative Medicine JO Journal of Integrative Medicine VO 19 IS 2 SP 120 DO 10.1016/j.joim.2020.12.006 K1 Pingchan granule;Depression;Parkinson’s disease;Randomized controlled trial LK {http://www.jcimjournal.com/EN/article/article_12403.shtml}