Pereira, A C
Gray, J D
Kogan, J F
Davidson, R L
Rubin, T G
Okamoto, M
Morrison, J H
McEwen, B S
Article History
Received: 1 September 2015
Revised: 27 January 2016
Accepted: 12 February 2016
First Online: 29 March 2016
Competing interests
: The authors declare no conflict of interest.