Twin Peaks: A spatial and temporal study of twinning rates in Brazil

• Augusto César Cardoso-dos-Santos,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Validation, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Post-graduate Program in Genetics and Molecular Biology, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil

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• Juliano Boquett,

  Roles Data curation, Formal analysis, Investigation, Software, Visualization

  Affiliation Post-graduate Program in Genetics and Molecular Biology, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil

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• Marcelo Zagonel de Oliveira,

  Roles Data curation, Formal analysis, Methodology, Software

  Affiliation INAGEMP ‒ Instituto Nacional de Genética Médica, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil

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• Sidia Maria Callegari-Jacques,

  Roles Data curation, Formal analysis, Investigation, Methodology, Software, Writing – review & editing

  Affiliation Department of Statistics, Institute of Mathematics and Statistics, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil

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• Márcia Helena Barbian,

  Roles Formal analysis, Methodology, Software

  Affiliation Department of Statistics, Institute of Mathematics and Statistics, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil

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• Maria Teresa Vieira Sanseverino,

  Roles Conceptualization, Supervision, Validation, Visualization

  Affiliations Post-graduate Program in Genetics and Molecular Biology, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, INAGEMP ‒ Instituto Nacional de Genética Médica, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, Medical Genetics Service, Hospital de Clínicas de Porto Alegre, Porto Alegre, Rio Grande do Sul, Brazil

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• Ursula Matte,

  Roles Conceptualization, Formal analysis, Funding acquisition, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliations Post-graduate Program in Genetics and Molecular Biology, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, INAGEMP ‒ Instituto Nacional de Genética Médica, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, Medical Genetics Service, Hospital de Clínicas de Porto Alegre, Porto Alegre, Rio Grande do Sul, Brazil

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• Lavínia Schuler-Faccini

  Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Validation, Writing – review & editing

  * E-mail: lavinia.faccini@ufrgs.br

  Affiliations Post-graduate Program in Genetics and Molecular Biology, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, INAGEMP ‒ Instituto Nacional de Genética Médica, Department of Biosciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil, Medical Genetics Service, Hospital de Clínicas de Porto Alegre, Porto Alegre, Rio Grande do Sul, Brazil

  http://orcid.org/0000-0002-2428-0460

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