From 2003 PLoS became a publisher of online scientific journals with peer-review system (pay per publication) licensed under creative commons which ensures free access to contents. PLOS publishes publications related to the area of Health Sciences are Medicine, Biology and Genetics. All possible the navigation of articles per year or subject category and searchable by author or keywords.The magazine also allows several Web 2.0 services such as keeping current on the latest issues rss or e-mail, add annotations to text, create discussion forums for each item and make ratings.
