Authors’ Contributions:
- Dr. Montealegre was responsible for generating research protocol,
processing of the database, overseeing all data collection, analysis,
writing and revising the manuscript.
- Dr Charpak was responsible for processing of the database, analysis,
writing and revising the manuscript.
- Dr Lince was responsible for writing and revising the manuscript.
The three authors approved the final manuscript as submitted and agree
to be accountable for all aspects of the work.
Ethics approval: this study was conducted in agreement with the
principles established in the Declaration of Helsinki and with the
standards of Good Clinical Practice of the country. The ethics and
research committee of the Kangaroo Foundation approved the protocol.
Consent for publication: The authors certify the accuracy of
content given to the journal, in particular, the names of coauthors
present and correctly spelt, and that addresses, and affiliations are up
to date. The corresponding author ensures that the co-author have agreed
to all of the contents and will notify to the co-author when the
manuscript is accepted. The corresponding author is answerable to all
the inquiries on behalf of the co-author. The corresponding author
ensures that both authors have seen and approved the final version of
the paper and are aware of the submission of the paper. The
corresponding author is solely responsible for maintaining a proper
communication with the journal and with co-author, before and after
publication.