Heron, J. T.
Bosse, J. L.
He, Q.
Gao, Y.
Trassin, M.
Ye, L.
Clarkson, J. D.
Wang, C.
Liu, Jian
Salahuddin, S.
Ralph, D. C.
Schlom, D. G.
Íñiguez, J.
Huey, B. D.
Ramesh, R.
Article History
Received: 9 July 2014
Accepted: 17 October 2014
First Online: 17 December 2014
Competing interests
: The authors declare no competing financial interests.