Received: 17 June 2020
Accepted: 20 October 2020
First Online: 30 October 2020
Ethics approval and consent to participate
: This study does not require a free and informed consent term because a search was carried out in a database maintained by two tertiary referral centers, which did not require contact with the patient and did not offer risks. This study was approved by the institutional review board of the Hospital das Clínicas of University of Sao Paulo School of Medicine (Approval number: 12741) chaired by MD Maria Aparecida Azevedo Koike Folgueira and by the instutional review board of the Groupe Hospitalier Diaconesses Croix Saint Simon chaired by MD Thierry Lazard.
: Not applicable.
: The authors declare that they have no competing interests.