Munar-Qués M, Masjuan J, Coelho T, Moreira P, Viader-Farré C, Saraiva MJ. Familial amyloid polyneuropathy associated with TTRSer50Arg mutation in two Iberian families presenting a novel single base change in the mutant gene. Amyloid. 2007 Jun;14(2):147–52. doi: 10.1080/13506120701259580. PMID: 17577688.