title: Siamese twins: killing one to save the other.
mesh_terms: D034723:Double Effect Principle; D004989:Ethics; D004992:Ethics, Medical; D006801:Humans; D007223:Infant; D033182:Intention; D018579:Patient Selection; D011379:Prognosis; D012306:Risk; D014428:Twins, Conjoined / Q000601:surgery*