The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).

If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.

Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.

Fullscreen Fullscreen Off

Article Metrics

Metrics Loading ...

Metrics powered by PLOS ALM

Copyright (c) 2017 Carlos Fernando Hurtado-Martínez, Dimas Albeiro Potes-Urrutia, Margarita Vásquez-Díaz, Adriana Posada López, Luis Gonzalo Álvarez-Sánchez, Andrés A. Agudelo-Suárez

Creative Commons
This work is registered under Creative Commons Attribution 4.0 International.
Created from