Skoczynska, M., F. Figus, V. Arena, G. Massazza, and A. Iagnocco. 2021. “The Role of PET in a Clinically Silent and Ultrasound Negative Synovitis in the Course of Rheumatoid Arthritis - a Case Report”. Reumatismo 73 (1):64-66. https://doi.org/10.4081/reumatismo.2021.1253.