An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Sánchez-Ramón S, Ravell JC, de la Torre I, Montoro M, Rodríguez-Mahou M, Carreño-Pérez L, Fernández-Cruz E, López-Longo FJ.Sánchez-Ramón S, et al. Among authors: carreno perez l.Rheumatol Int. 2010 Apr;30(6):817-9. doi: 10.1007/s00296-009-1000-x. Epub 2009 Jun 18.Rheumatol Int. 2010.PMID: 19536548