Received: 18 February 2019
Accepted: 18 November 2019
First Online: 17 December 2019
Ethics approval and consent to participate
: Ethics approval and consent to participate This study was approved by the ethics committee of the School of Medicine of the University of Sao Paulo (Protocol 390/10) and all participants gave their informed consent before participation according to 196/96 regulation.
: All patients and healthy controls signed the consent for publication.
: The authors declare that they have no competing interests.