Panaitescu, Catalina
Moffat, Mandy A
Williams, Siân
Pinnock, Hilary
Boros, Melinda
Oana, Cristian Sever
Alexiu, Sandra
Tsiligianni, Ioanna
Article History
Received: 16 March 2014
Revised: 3 May 2014
Accepted: 6 May 2014
First Online: 10 July 2014
Competing interests
: The authors declare no conflict of interest.