The influence of COVID-19 on the practice of physical activity in the European Union countries Diego Álvarez-Lourido; José Luis Paniza-Prados; Antonio Álvarez-Sousa;

Stratified cost-utility analysis of total hip arthroplasty in displaced femoral neck fracture Igor Larrañaga; Iñigo Etxebarria-Foronda; Oliver Ibarrondo; Ania Gorostiza; Cristina Ojeda-Thies; Jose Miguel Martínez-Llorente;