To use this application it is necessary to have previously been invited to participate in a research project, since you must have a username and password.

TrialPal is an application that allows real-time reporting of possible symptoms associated with the application of a vaccine or taking any medication; It also allows the registration of the electronic diary and communication via chat with the site staff.

The application allows you to know which reports you must complete on a daily basis and allows you to manage the scheduling of reports to be sent in the future.

All application functionalities are configured from the site according to the protocol of the project in which users are participating.