Ultrasonographic Assessment of Enthesitis in HLA-B27 Positive Patients with Rheumatoid Arthritis, a Matched Case-Only Study

by Mera-Varela, Antonio, Ferreiro-Iglesias, Aida, Perez-Pampin, Eva, Porto-Silva, Marisol, Gómez-Reino, Juan J., Gonzalez, Antonio
Published 2013