The official journal app, try the rich user experience by using some of these features:* Alternate between the reader dark mode and default;* Increase and decrease the text font as confortable as you want;* Share the PDF file directly using WhatsApp, Facebbok, Twitter, etc.;* Get the Vancouver citation format of one article with one touch;* Read the full text in the display or get the PDF version;* Save your favorite articles in your user area;* Use the advanced search form to query into the articles;