FAS mutations are an uncommon cause of immune thrombocytopenia in children and adults without additional features of immunodeficiency. (6th June 2019) - Vandrovcova, Jana; Salzer, Ulrich; Grimbacher, Bodo; Wanders, Jennifer; Rao, Konetti; Thrasher, Adrian; Burns, Siobhan; Gilmore, Kimberley; Bussel, James; Cooper, Nichola