Mendes, Paulo R
Kiyota, Tatiana A
Cipolli, José A
Schreiber, Roberto
Paim, Layde R
Bellinazzi, Vera R
Matos-Souza, José R
Sposito, Andrei C
Nadruz Jr, Wilson
Article History
Received: 16 July 2014
Revised: 1 October 2014
Accepted: 10 October 2014
First Online: 27 November 2014
Competing interests
: The authors declare no conflict of interest.