I would have liked to have an option for the human error quest to talk them out of their overreaction and stop their experiments. Unfortunately, I ended up doing what most of you have, killing them all. I did leave the doctor alive though I'm not sure I did the right thing. She has the same questionable ethics that EVERY scientist in Fallout seems to have. It's as though Nazi scientists wrote the ethical guidelines for the fallout world.
Fanatics on a mission are usually not the most reasonable people I guess.