Vergara, C
Thio, C
Latanich, R
Cox, A L
Kirk, G D
Mehta, S H
Busch, M
Murphy, E L
Villacres, M C
Peters, M G
French, A L
Golub, E
Eron, J
Lahiri, C D
Shrestha, S
Gustafson, D
Young, M
Anastos, K
Aouizerat, B
Kim, A Y
Lauer, G
Thomas, D L
Duggal, P
Article History
Received: 26 September 2016
Revised: 7 November 2016
Accepted: 8 November 2016
First Online: 16 March 2017
Competing interests
: The authors declare no conflict of interest.