de Alencar Filho, Arnoldo Vasconcelos
dos Santos Junior, Valdeci Elias
da Silva Calixto, Merilane
Santos, Neide
Heimer, Monica Vilela
Rosenblatt, Aronita
Article History
Received: 25 July 2017
Accepted: 22 January 2018
First Online: 6 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The ethical committee of Medical Center Fernando Figueira Institute (IMIP – Brazil – IRB 748/2006) approved the study.
: For all participating children, parents and/or guardians provided written informed consent.