National Otorhinolaryngology Head and Neck Surgery Online Congress With the Official Android Application, you can access the contents published before, during and after the congress, general information, scientific program, speaker information and details, you can review the brief details of the papers from the presentation and report sections, you can see the presentations allowed as pdf. With instant notifications, announcements and the favorite section, you can be informed about the sessions, social events such as lunch treats, answer questions with our survey system, and follow the photos and videos from our media department to the congress newspaper.