Hinzpeter Jaime, If we are not indexed, we do not exist?, International Physiology Journal, Volume 1, Issue 4, 2018, Pages 17-19, ISSN 2578-8590, https://doi.org/10.14302/issn.2578-8590.ipj-18-2531. (https://openaccesspub.orgipj/article/923) Keywords: