Seo JE, Lee H, Bae C, Yoon DH, Kim H, Kim S.  Comparative Study of the Neuroprotective Effect of <i>Sihogyeji-tang</i>, <i>Sihosogan-tang</i>, and <i>Sihocheonggan-tang</i> on an MPTP-Induced Parkinson&rsquo;s Disease Mouse Model.  Korean J Acupunct 2023;40:90-98.  https://doi.org/10.14406/acu.2023.007