Destroying the remaining stocks of variola is seen by some countries as the final chapter in eradicating the disease to prevent the risk of accidental release.
一些国家认为，销毁剩余的天花病毒库存是消除这种疾病以防止意外释放危险的终章。
2
These include giant cells associated with variola, herpes simplex and parainfluenza.
这些包括有关天花、疱疹以及副流感的巨细胞。
3
These include giant cells associated with variola, herpes simplex and parainfluenza.