[1] Univ Bonn, Inst Neuroanat, Fac Med, Bonn, Germany
[2] Univ Bonn, Inst Human Genet, Fac Med, Bonn, Germany
[3] Univ Cologne, Cologne Ctr Genom CCG, Cologne, Germany
[4] Friedrich Alexander Univ Erlangen Nurnberg, Dept Pediat & Adolescent Med, Erlangen, Germany
[5] Univ Bonn, Inst Anat & Cell Biol, Fac Med, Bonn, Germany
[6] Friedrich Alexander Univ Erlangen Nurnberg, Inst Human Genet, Erlangen, Germany
[7] Friedrich Alexander Univ Erlangen Nurnberg, Div Neonatol & Pediat Intens Care, Dept Pediat & Adolescent Med, Erlangen, Germany
[8] Univ Hosp Bonn, Dept Obstet & Prenatal Med, Bonn, Germany
[9] Univ Hosp Bonn, Dept Neuropediat, Bonn, Germany