The doctors probe the wound with unsterilized fingers, but are unable to find the projectile.

医生们用未手指探查伤口，但找不到弹片。

They did and Green Cross went on to infect 1,800 people with hemophilia with HIV because they were selling them unsterilized blood clotting agents in the 90s.

他们确实这么做了，十字公司在90年代向1800名友病患者出售未经凝固剂，导致这些患者感染了艾滋病病。