https://cn.vogon.today/%e7%b6%93%e6%bf%9f%e6%83%85%e6%99%af/%e4%bc%8a%e7%b6%ad%e8%8f%8c%e7%b4%a0%e7%9a%84%e4%b8%bb%e8%a6%81%e8%a9%a6%e9%a9%97%e5%9c%a8%e6%98%8e%e5%b0%bc%e8%98%87%e2%80%8b%e2%80%8b%e9%81%94%e5%b7%9e%e9%96%8b%e5%a7%8b/
伊維菌素的主要試驗在明尼蘇​​達州開始