Yu Yan
... that Chinese physician Yu Yan described theories like yinyang and the five phases as "simply all lies, absolutely not factual, and completely groundless"?
... that Chinese physician <b id="mwAy0"><a href="./Yu_Yan_(physician)" id="mwAy4" rel="mw:WikiLink" title="Yu Yan (physician)">Yu Yan</a></b> described theories like <i id="mwAy8"><a href="./Yin_and_yang" id="mwAzA" rel="mw:WikiLink" title="Yin and yang">yinyang</a></i> and the <a href="./Wuxing_(Chinese_philosophy)" id="mwAzE" rel="mw:WikiLink" title="Wuxing (Chinese philosophy)">five phases</a> as "simply all lies, absolutely not factual, and completely groundless"?