@article{Braun2009b Author = {Daniel A Braun and Ad Aertsen and Daniel M Wolpert and Carsten Mehring}, Title = {Motor task variation induces structural learning.}, Journal = {Curr Biol}, Year = {2009}, Volume = {19}, Number = {4}, Pages = {352--357}, Month = {Feb}, Institution = {Department of Engineering, University of Cambridge, UK. dab54@cam.ac.uk} }