The authors regret to inform that in the byline of this article, the affiliation “a” was incomplete.
The full and corrected affiliation is as follows:
aUniversidade Federal de Minas Gerais, Hospital das Clínicas – Empresa Brasileira de Serviços Hospitalares (HC-UFMG/Ebserh), Belo Horizonte, MG, Brazil.
The authors would like to apologise for any inconvenience caused.