Martinez, Alberto R. M.
Nunes, Marcelo B.
Faber, Ingrid
D’Abreu, Anelyssa
Lopes-Cendes, Íscia
França, Marcondes C. Jr
Article History
First Online: 28 March 2016
Compliance with Ethical Standards
: A local ethical committee approved the investigation protocol, and all patients and controls signed a voluntary informed consent form.
: The authors declare that they have no conflict of interest.