FMR1 and infantile convulsions and choreoathetosis: Conversely, in a cohort of extrahepatic cholangiocarcinomas (eCCA) (n = 17) FMRP was not significantly overexpressed compared to non-tumoral hepatic tissues (Supplementary Fig. 1a), suggesting that the different FMRP expression might be due to the different nosological entity of the iCCA respect to eCCA.