Funding for this research was provided by:
Colombian Institute of Family Welfare (2008-2010)
Text and Data Mining valid from 2018-05-02
Received: 20 April 2017
Accepted: 22 April 2018
First Online: 2 May 2018
Ethics approval and consent to participate
: The study was conducted according to the guidelines in the Declaration of Helsinki. A comprehensive verbal description of the nature and purpose of the study and of its experimental risks was presented to all subjects. In the case of participants under 18, this information was provided to their parents/guardians. All participants and the parents/legal guardians of minors under 18 gave their informed written consent before the study began. The PROFAMILIA Ethics Committee approved the study prior to data collection [Resolución 8430 de 1993; Ministerio de Salud de Colombia].
: The authors declare that they have no competing interests.
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