Jae-Hong Kim, Ae-Ran Kim, Bok-Nam Seo, Gwang-Cheon Park, Jeong-Soon Lee. "Efficacy and safety of Cheonwangbosim-dan (Tian Wang Bu Xin Dan) for treatment of mild cognitive impairment: A randomized placebo-controlled pilot trial." PLoS ONE (2025). https://doi.org/10.1371/journal.pone.0326227