Zambrano-De la Peña, Livia Sonia http://orcid.org/0000-0002-2510-6069
Aliaga-Del Castillo, Aron http://orcid.org/0000-0003-3963-1742
Rodríguez-Cárdenas, Yalil Augusto http://orcid.org/0000-0002-3107-3013
Ruiz-Mora, Gustavo Armando http://orcid.org/0000-0002-9954-1047
Arriola-Guillén, Luis Ernesto http://orcid.org/0000-0003-0010-5948
Guerrero, Maria Eugenia http://orcid.org/0000-0001-5425-870X
Article History
Received: 1 December 2019
Accepted: 14 February 2020
First Online: 5 March 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interests.
: This retrospective study was approved by the Ethics in Research Committee of Científica del Sur University, Lima, Perú (N° 270-2018-POS8).