Difficulty in raising the arm: Parsonage-Turner syndrome Violeta Martí Enrique; Joaquín López Cruz; José María Olmos García; Fátima Pareja Marín;

Ovarian hyperstimulation syndrome in a premature newborn Fátima Pareja Marín; Carla Miró Vicedo; Alba Aviñó Llácer; Sara Beltrán García;

The resurgence of acute bronchiolitis cases after the declaration of the end of state of emergency Juan Manuel Rius-Peris; Carlos Marcilla Vázquez; Natalia Molini Menchón; Elena Felipe Almira; Raúl Silvestre Beneyto;