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We also extend our sincere gratitude to the participating women for their consent and to their newborns.","order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Acknowledgements"}},{"value":"The data that support the findings of this study are not openly available due to reasons of sensitivity and are available from the corresponding author on reasonable request. Data are located in controlled access data storage at the Pontificia Universidad Cat\u00f3lica de Chile.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Data availability"}},{"value":"This study was supported by the Research Directorate of the School of Medicine from the Pontificia Universidad Cat\u00f3lica de Chile (DIDEMUC, Institutional Ethics Committee protocol 220723001), the Fondo Nacional de Desarrollo Cient\u00edfico y Tecnol\u00f3gico (FONDECYT, grant numbers 1190316 and 1252163) from the Agencia Nacional de Investigaci\u00f3n y Desarrollo (ANID), the International Sabbaticals (University Medical Center Groningen, University of Groningen, the Netherlands) from the Vicerectorate of Academic Affairs, the Academic Development Office of the Pontificia Universidad Cat\u00f3lica de Chile (Chile) and Thematic Project \u2013 Diamater, S\u00e3o Paulo Research Foundation (FAPESP) (grant number 16\/01743-5) (Brazil). GF, MC, PV and KS hold PhD fellowships from ANID (21222280, 21221950, 21221870, 21251843, respectively) (Chile). GF and MC hold PhD fellowships from the Abel Talent Tasman Project (ATTP) from the University Medical Center Groningen, University of Groningen (the Netherlands). GF, PV and MC hold PhD fellowships from the Universidad de Talca (Chile). The study funders were not involved in the design of the study; the collection, analysis, and interpretation of data; writing the manuscript; and did not impose any restrictions regarding the publication of the results.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Funding"}},{"value":"The authors declare that there are no relationships or activities that might bias, or be perceived to bias, their work.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Authors\u2019\u00a0relationships and activities"}},{"value":"GF and LS conceived and designed the study, conducted data curation and developed the conceptual framework. GF, J-LH, HvG, DRG, MAR and LS performed the formal analysis, while GF and LS prepared the visualisations and drafted the original manuscript. GF, HvG, J-LH, DRG, KS, PV, MAR and LS contributed to manuscript review and editing. GF, PV, KS, PV, MAR, MC and LS were involved in the investigation and methodology. All authors reviewed and approved the final version of the manuscript. LS is the guarantor of this study and accepts full responsibility for the work and\/or the conduct of the study, had access to the data and controlled the decision to publish.","order":5,"name":"Ethics","group":{"name":"EthicsHeading","label":"Contribution statement"}}]}}