Co-occurring SYNJ1 and SHANK3 variants in a girl with intellectual disability, early-onset parkinsonism and catatonic episodes. (March 2021) - Galosi, S.; Martinelli, S.; Pannone, L.; Terrinoni, A.; Venditti, M.; Pizzi, S.; Ciolfi, A.; Chillemi, G.; Gigliotti, F.; Cesario, S.; Tartaglia, M.; Leuzzi, V.