I presume this [0] is the referenced paper. [0] = http://www.nature.com/nature/journal/v520/n7549/abs/nature14426.html http://www.nature.com/nature/journal/v52

I presume this [0] is the referenced paper. [0] = http://www.nature.com/nature/journal/v520/n7549/abs/nature14426.html http://www.nature.com/nature/journal/v520/n7549/abs/nature14...