2. It is too expensive for farmers to use routinely, and since it is not effective until a month after vaccination, administering it after an outbreak begins helps very little. 对于农民来说,按常规来使用它则过于昂贵,而且由于它在接种疫苗后一个月才有效,所以在疫情爆发后才使用几乎没有什么帮助。
3. Hospital workers in at least one case deserted their workplace in panic, thus halting the administering of potentially unclean disease spreading injections, but Ebola has not disappeared. 至少有一个病例中,医院工作人员在恐慌中离开了工作场所,从而阻止了可能传播不洁疾病的注射,但埃博拉病毒并没有消失。