On 13th July 2021, a new Collaboration Protocol was signed between the Hospital Garcia de Orta, E.P.E. (HGO), and the NOVA School of Science and Technology (NOVA SST), NOVA University Lisbon. This protocol aims at scientific, pedagogical and technical cooperation, promoting the convergence of common ideals between the two entities, with identical objectives and synallagmatic benefits. Under this protocol, the collaboration between the two institutions was agreed within the scope of the project Statistical Models for COVID-19 Severity, developed in the context of the strategic project of the NovaMath – Center for Mathematics and Applications. This project has the participation of Filipe André Gonzalez (HGO), Paula Breia (HGO), Inês J. Sequeira (Department of Mathematics and NovaMath, NOVA SST), Isabel Natário (Department of Mathematics and NovaMath, NOVA SST) and Regina Bispo (Department of Mathematics and NovaMath, NOVA SST), responsible for coordinating the project.