Jaramillo-Mejía, Marta Cecilia
Chernichovsky, Dov
Article History
Received: 16 December 2017
Revised: 2 July 2018
Accepted: 8 July 2018
First Online: 17 July 2018
Compliance with ethical standards
:
: The authors declare that they do not have conflict of interest.
: The data used in this paper were not collected from human subjects, so it did not require ethical approval. The availability of data was based on an agreement between Departamento Administrativo Nacional de Estadística (DANE) and Universidad Icesi, and it did not include any identification of people; thus, it remains anonymous.