Acupuncture needles: Arrow-Headed Needle (chan zhen), Chinese
Licence: Public Domain Mark
Credit: Acupuncture needles: Arrow-Headed Needle (chan zhen), Chinese. Wellcome Collection. Source: Wellcome Collection.
Licence: Public Domain Mark
Credit: Acupuncture needles: Arrow-Headed Needle (chan zhen), Chinese. Wellcome Collection. Source: Wellcome Collection.