Scientia Di Matteo, A, Moscioni, E, Lommano, M G, Cipolletta, E, Smerilli, G, Farah, S, Airoldi, C, Aydin, S Z, Becciolini, A, Bonfiglioli, K, Carotti, M, Carrara, G, Cazenave, T, Corradini, D, Cosatti, M A, de Agustin, J J, Destro Castaniti, G M, Di Carlo, M, Di Donato, E, Di Geso, L, Elliott, A, Fodor, D, Francioso, F, Gabba, A, Hernández-Díaz, C, Horvath, R, Hurnakova, J, Jesus, D, Marin, J, Martire, M V, Mashadi Mirza, R, Massarotti, M, Musca, A A, Nair, J, Okano, T, Papalopoulos, I, Rosa, J, Rosemffet, M, Rovisco, J, Rozza, D, Salaffi, F, Scioscia, C, Scirè, C A, Tamas, M-M, Tanimura, S, Ventura-Rios, L, Villota-Eraso, C, Villota, O, Voulgari, P V, Vreju, F A, Vukatana, G, Hereter, J Z, Zanetti, A, Grassi, W & Filippucci, E 2023, ' Reliability assessment of ultrasound muscle echogenicity in patients with rheumatic diseases: Results of a multicenter international web-based study ', Frontiers in Medicine, vol. 9, 1090468 . https://doi.org/10.3389/fmed.2022.1090468