Jing, ying, shu, yuan, jing, he points of the yang channels
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Jing, ying, shu, yuan, jing, he points of the yang channels. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Jing, ying, shu, yuan, jing, he points of the yang channels. Wellcome Collection. Source: Wellcome Collection.