Statement of Human and Animal Rights

Declaration of Helsinki: If the manuscript include experimental investigation on human subjects, please include the following statements: the study was in adherence with Declaration of Helsinki. If manuscript include animal experimentation, you should explain that has been made in accordance with current regulations.

Declaración de Helsinki: Si el manuscrito incluye investigación experimental en seres humanos, por favor incluya las siguientes declaraciones: El estudio se adhiere a la Declaración de Helsinki. Si manuscrito incluyen la experimentación con animales, se debe explicar que se ha hecho de acuerdo con la normativa vigente.