Quality health care in acute shoulder pain: What is the contribution of musculoskeletal ultrasound? Carlos Guillén Astete, Sara Rodrigo González, Desiree Alfonso Pérez, Mónica Luque Alarcón, Roberto Penedo Alonso, María Jesús Estévez Rueda

Pyrophosphate Arthropathy Causing Shoulder Pain: Value of Ultrasound in Its Therapeutic Approach Mónica M. Román Sastre, M. Luisa Vega González

Imaging studies in cases with painful shoulder Enrique Ramón Botella, Luis Hernández Moreno, Antonio Luna Alcalá