Members of Microcephaly Epidemic Research Group (MERG), Zika Brazilian Cohorts Consortium (ZBC-Consortium), and the LIFE Zika (Long-term Impacts for Families affected by the Epidemic of Zika) Study are Maria de Fátima P M de Albuquerque, Maria do Socorro Veloso de Albuquerque, Maria das Graças Costa Alecrim, Bethânia de Araujo Almeida, Melania Maria Ramos de Amorim, Thalia Velho Barreto de Araújo, Mauricio Lima Barreto, Alessandra Mertens Brainer, Patrícia Brasil, Elizabeth B Brickley, Maria Durce Costa Gomes Carvalho, Marcia da Costa Castilho, Bernadete Perez Coelho, Fanny Cortes, Antonio Ledo A Cunha, Geraldo Duarte, Sophie H Eickmann, Flor Ernestina Martinez Espinosa, Cássia Fernanda Estofolete, Juliana Fontes, Maria Maia Vieira de Freitas, Gabriela Fulco, Andréia Veras Gonçalves, Ricardo Queiroz Gurgel, Juliana Herrero-Silva, Cristina Barroso Hofer, Mariana de Carvalho Leal, Lamin Leigh, Mariana Ramos Pitta Lima, Aline Siqueira Alves Lopes, Tereza Lyra, Celina Maria Turchi Martelli, Valquíria Medeiros, Ana Paula Lopes de Melo, Adriana Suely de Oliveira Melo, Demócrito de Barros Miranda-Filho, Ulisses Ramos Montarroyos, Maria Elisabeth Lopes Moreira, Marisa Marcia Mussi-Pinhata, Jeddson do Rêgo Nascimento, Maurício Nogueira, Danielle M S Oliveira, Consuelo Silva de Oliveira, Enny S Paixao, Saulo Duarte Passos, Loveday Penn-Kekana, Júlia M Pescarini, Maria Helena Pinto, Arnaldo Prata-Barbosa, Amber I Raja, Regina C Ramos, Maria Ângela W Rocha, Laura Cunha Rodrigues, Ana Carolyne de Carvalho Lucena Sá, Nuria Sanchez Clemente, Jhulia dos Santos, Darci Neves dos Santos, Deolinda Maria Felin Scalabrin, Lavínia Schuler-Faccini, Antônio Augusto M da Silva, Paula Fabiana Sobral da Silva, Isadora Cristina de Siqueira, Emanuelle Queiroz dos Santos Tenório de Souza, Wayner Vieira de Souza, Maria da Gloria Teixeira, Marilia Dalva Turchi, Sandra Valongueiro, Rômulo A L de Vasconcelos, Liana O Ventura, Ricardo Arraes de Alencar Ximenes, and Ana Laura de Sene Amâncio Zara. Members of the LIFE Zika Study report funding from the Wellcome Trust (224494/Z/21/Z). The funding source had no role in the writing of the manuscript or the decision to submit for publication. We declare no competing interests.