http://www.madsciencemuseum.com/msm/gallery/top_20_most_bizarre_experiments
http://www.tandfonline.com/doi/abs/10.1300/J056v02n01_04
http://www.alternet.org/10-most-evil-medical-experiments-conducted-history
https://en.wikipedia.org/wiki/Agent_Orange
https://en.wikipedia.org/wiki/Sulfur_mustard
http://www.bestpsychologydegrees.com/30-most-disturbing-human-experiments-in-history/
http://io9.gizmodo.com/5721855/25-of-the-scariest-science-experiments-ever-conducted
https://en.m.wikipedia.org/wiki/Unethical_human_experimentation_in_the_United_States
https://en.m.wikipedia.org/wiki/Project_4.1