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Authors
Concha, Sara https://orcid.org/0000-0001-9930-6357
Hernández-Ojeda, Alfonso https://orcid.org/0000-0003-4619-8027
Contreras, Oscar https://orcid.org/0000-0002-4023-0850
Mendez, Cecilia https://orcid.org/0000-0003-2417-8471
Talesnik, Eduardo https://orcid.org/0000-0002-4048-8640
Borzutzky, Arturo https://orcid.org/0000-0002-7904-262X
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Article History
Received: 19 May 2019
Accepted: 26 July 2019
First Online: 2 August 2019
Compliance with ethical standards
: The present study was approved by the Ethics Committee of the Hospital Dr. Sótero del Río and the Pontificia Universidad Católica de Chile Scientific Ethics Committee (date 03 October 2017, number 170808001).
: All authors declare that they have no conflict of interest.
