Funding for this research was provided by:
Bill and Melinda Gates Foundation (027961, 027961, 027961, 027961, 027961)
Conselho Nacional de Desenvolvimento Científico e Tecnológico (2021-2551, 445881/2020-8, 445881/2020-8, 445881/2020-8, 445881/2020-8)
Fundação de Amparo à Pesquisa e Inovação do Espírito Santo (007/2021, 007/2021)
Received: 17 May 2022
Accepted: 18 October 2022
First Online: 3 November 2022
: The authors assert that all study procedures were undertaken in compliance with the ethical standards of the relevant national and institutional committees on human experimentation as well as with the tenets of the Declaration of Helsinki (1964) and its later amendments until 2013. The Sistema de Informações sobre Nascidos Vivos and Instituto Brasileiro de Geografia e Estatística census records contained publicly available anonymised data. The Brazilian ethics regulatory requirements do not indicate the need for prior informed consent nor ethical approval by the institutional review board for the use of these data.
: Not applicable
: The authors declare that they have no competing interests.