[1] Hosp Prof Doutor Fernando da Fonseca, Serv Neurol, Amadora, Portugal
[2] Ctr Hosp Univ Lisboa Norte, Hosp Santa Maria, Dept Neurociencias & Saude Mental, Serv Neurol, Lisbon, Portugal
[3] Univ Lisbon, Inst Farmacol & Neurociencias, Fac Med, Lisbon, Portugal
[4] Univ Lisbon, Inst Fisiol, Fac Med, Lisbon, Portugal
[5] Ctr Hosp Univ Lisboa Norte, Hosp Santa Maria, Dept Pediat, Serv Genet Med, Lisbon, Portugal
[6] Univ Lisbon, Fac Med, Ctr Estudos Egas Moniz, Lisbon, Portugal
[7] Hosp Prof Doutor Fernando da Fonseca, Serv Neurol, IC19, P-2720276 Amadora, Portugal