Authors: Benjamin R Cipriany; Patrick J Murphy; James A Hagarman; Aline Cerf; David Latulippe; Stephen L Levy; Jaime J Benítez; Christine P Tan; Juraj Topolancik; Paul D Soloway; Harold G Craighead Journal: Proc Natl Acad Sci U S A Date: 2012-05-14 Impact factor: 11.205