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;

Does human microbiota interact with immunosuppressive treatment of systemic autoimmune rheumatological diseases? A systematic review Noemí Franco-Domingo; Patricia Saiz-López; Loreto Carmona-Ortells;

Residence at high altitude as a risk factor for high probability of pulmonary hypertension in patients with systemic sclerosis: A case¿control study Luis Javier Cajas; Julia Recalde Reyes; Javier Alejandro Correa; Wilder Carvajal; Carolina Torres; José S. Cortés;