Caffarelli, C., Adami, G., Arioli, G., Bianchi, G., Brandi, M. L., Casciaro, S., Cianferotti, L., Ciardo, D., Conversano, F., Gatti, D., Girasole, G., Manfedini, M., Muratore, M., Pisani, P., Quarta, E., Quarta, L., & Gonnelli, S. (n.d.). aB1082 INFLUENCE OF THE VARIATION OF THE OPERATOR, PATIENT POSITION AND DEVICE ON THE MEASUREMENT PERFORMANCE OF RADIOFREQUENCY ECHOGRAPHIC MULTI SPECTROMETRY (REMS). Annals of the rheumatic diseases, 79, 1830. http://access.bl.uk/ark:/81055/vdc_100144730801.0x000046