Organization
Instituto Nacional de Ciencias Médicas y de la Nutricion
1 abstract
Abstract
ANKYLOSING SPONDYLITIS (AS) IN A COHORT OF PATIENTS WITH UNDIFFERENTIATED SPONDYLOARTHROPATHIES (U-SPA)Org: Rheumatology, Society of Patients with Rheumatism, Cracow, Poland, Hospital General de Mexico, Immunology and Rheumatology, University of Paris 13, UPRES EA-2361, Bobigny, France, Instituto Nacional de Ciencias Médicas y de la Nutricion, Molecular Biology, Instituto Nacional de Enfermedades Respiratorias, Sección XVI, Mexico,