Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2018 Aug 27;42:e101. [Article in Spanish] doi: 10.26633/RPSP.2018.101

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 3.0 IGO License, which permits use, distribution, and reproduction in any medium, provided the original work is properly cited. No modifications or commercial use of this article are permitted. In any reproduction of this article there should not be any suggestion that PAHO or this article endorse any specific organization or products. The use of the PAHO logo is not permitted. This notice should be preserved along with the article's original URL.

PMC Copyright notice

FIGURA 1 — ms, milisegundos.

A, primera pantalla: cruz de fijación durante 500 ms; B, segunda pantalla: marca de cigarrillos y etiqueta de advertencia durante 700 ms; C, tercera pantalla: punto durante 2000 ms o hasta que el participante responda.

Fuente: Elaboración propia.