Capillaroscopic abnormalities in systemic lupus erythematosus and its association with clinical manifestation María Fernanda Álvarez Barreneche; Carlos Jaime Velásquez Franco; Carlos Esteban Giraldo Cuartas; Miguel Antonio Mesa Navas;

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Utility of radiofrequency echographic multi spectrometry in the diagnosis of osteoporosis Juan Felipe Betancur; Luz Eugenia Pérez; Verónica Bernal González; José Fernando Molina Restrepo;