Domingos, AnaVidinha, JoanaOsorio, RuiJerónimo, TeresaRibeiro, CéliaMendonça, CatarinaGóis, MárioNeves, Pedro Leão2021-04-082021-04-082021http://hdl.handle.net/10400.1/15345Dear Editor, Amyloidosis represents a family of diseases characterized by the deposition of proteinaceous material in the extracellular space that, by forming insoluble clusters on various tissues and organs, affects its function.engEtanercept in the treatment of ankylosing spondylitis and nephrotic syndrome in the context of AA amyloidosis: a 48-month follow-upEtanercept en el tratamiento de la espondilitis anquilosante y el síndrome nefrótico en el contexto de la amiloidosis aa: un seguimiento de 48 mesesjournal article10.1016/j.nefro.2020.04.019