Nowadays, though I seldom visit doctors, when I do, I ask for concoctions of traditional Chinese medicine that is vegan in origin.
如今，虽然我很少去看医生，但只要我去，我就会要求吃中药，而那就是传统意义上的素食主义。
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This review covers research into two primary compounds from lichens: antibiotic from lichens and lichenan, and gives a detailed introduction to their bioactivity, origin and value in medicine.