Ethics Approval
Written informed consent was obtained from all participants. This study was approved by the Independent Ethics Committee of Juntendo University Faculty of Medicine (E21-0324-H02) and was conducted in accordance with the ethical standards laid down in an appropriate version of the Declaration of Helsinki (as revised in Brazil, 2013). All the involved parties attempted to protect the personal information and privacy of the participants. Data related to the participants were anonymized, and research data were stored in locked cabinets with access strictly controlled by the research staff. The participants were not compensated for participating in this study.