Does sacroiliitis is a mandatory criterion for enthesitis-related arthritis diagnosis? Hanene Lassoued Ferjani; Lobna Kharrat; Dorra Ben Nessib; Dhia Kaffel; Kaouther Maatallah; Wafa Hamdi;

Ultrasound tenosynovitis: A differential feature of patients with seronegative rheumatoid arthritis Santiago Ruta; Einer Sanchez Prado; Facundo Salvatori; Juan Arguello; Darío Aguerre; Sebastián Magri; Rodrigo García Salinas;

Education and Use of Lung Ultrasound in Rheumatology and Pneumology in Spain: A SER-SEPAR Survey Fredeswinda Romero-Bueno; María Jesús Rodríguez-Nieto; Esperanza Naredo;