Funding for this research was provided by:
Conselho Nacional de Desenvolvimento Científico e Tecnológico (401314/2014-6)
Danish Dairy Research Foundation
Received: 3 October 2018
Accepted: 13 February 2019
First Online: 5 March 2019
Change Date: 27 November 2020
Change Type: Correction
Change Details: An amendment to this paper has been published and can be accessed via the original article.
Ethics approval and consent to participate
: The study was presented to and approved by the director of the health centre where it is being conducted. Recruitment started after the IMPROVE trial protocol was submitted and approved by the Ethics Committee of School Maternity of the Federal University of Rio de Janeiro-Brazil on April 27, 2016 (certificate number 1.516.656). The study is being conducted according to the principles of Good Clinical Practice and the Declaration of Helsinki. Explanation of study procedures is given verbally to all participants and a written copy is provided in the patient information sheet. Study participation began after receipt of informed written consent. The trial was registered in the ClinicalTrials.gov database (NCT, NCT03148483. Registered 11 May 2017, ExternalRef removed) and its recruitment began on May 2017.
: No applicable.
: The authors declare that they have no competing interests.
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