肺癌 气阴亏虚 热毒内蕴 阴阳两虚 扶正祛邪 活血散结 化痰解毒 张学文 lung cancer deficiency of Qi-Yin heat toxin accumulating inside deficiency of Yin-Yang strengthening the body resistance and eliminating evil promoting circulation and removing stasis removing blood stasis and detoxification ZHANG Xuewen