On November 7, 2023, King Felipe and Queen Letizia of Spain embarked on a three-day state visit to Denmark. During their visit, Queen Letizia of Spain and Crown Princess Mary of Denmark paid a special visit to Mary Elizabeth’s Hospital, part of Rigshospitalet, dedicated to the care of children, teenagers, pregnant women, and their families. Additionally, they explored the Testhouse, a facility designed for user engagement, development, and the testing of solutions aimed at enhancing the hospital’s services.