Goldberg-Stern, H; Strawsburg, RH; Patterson, B; Hickey, F; Bare, M; Gadoth, N; Degrauw, TJ (2001). "Seizure frequency and characteristics in children with Down syndrome". Brain & development. 23 (6): 375-78. doi:10.1016/S0387-7604(01)00239-X. PMID11578846.
Goldberg-Stern, H; Strawsburg, RH; Patterson, B; Hickey, F; Bare, M; Gadoth, N; Degrauw, TJ (2001). "Seizure frequency and characteristics in children with Down syndrome". Brain & development. 23 (6): 375-78. doi:10.1016/S0387-7604(01)00239-X. PMID11578846.