de Almeida, M F B
Moreira, L M O
Vaz dos Santos, R M
Kawakami, M D
Anchieta, L M
Guinsburg, R
Article History
Received: 3 April 2015
Revised: 10 July 2015
Accepted: 10 August 2015
First Online: 17 September 2015
Competing interests
: The authors declare no conflict of interest.