From printing to Scielo and Pubmed Central

for disseminating academic productions in which the journal guarantees free, irrevocable, unrestrictive access to the article from the date of its online publication. Reuse is regulated by Creative Commons (CC) licenses (http://creativecommons.org/about), the least restrictive among those adopted by publishers with open policies. Unfortunately, some traditional subscription journals created an open access system for some articles whose authors were paid a certain amount of money. This practice increases the appearance of predatory publishers of “Open-Access” that are more focused on making money than on spreading academic knowledge3.