Karim, H T
Tudorascu, D L
Butters, M A
Walker, S
Aizenstein, H J
Andreescu, C
Article History
Received: 28 November 2016
Revised: 16 May 2017
Accepted: 7 June 2017
First Online: 15 August 2017
Competing interests
: The authors declare no conflict of interest.