Is there documented certified training of all personnel involved in the packaging and shipping of infectiousmaterials?
对涉及到运输有传染性材料的人员，是否有经过合格培训的证明？
2
The researchers further noted varying practices in tending poultry with some villagers cleaning stalls and cages more regularly than others, and removing potentially infectiousmaterials.
It does not require expensive, high-containment production facilities, and it can be produced safely in the United States because it can be made without using infectious FMD materials.