Shinar, S
Asher-Landsberg, J
Schwartz, A
Ram-Weiner, M
Kupferminc, M J
Many, A
Article History
Received: 5 May 2015
Revised: 11 September 2015
Accepted: 22 September 2015
First Online: 29 October 2015
Competing interests
: The authors declare no conflict of interest.