[1] Baylor Coll Med, Dept Obstet & Gynecol, Houston, TX 77030 USA
[2] Baylor Coll Med, Dept Mol & Human Genet, Houston, TX 77030 USA
[3] Baylor Coll Med, Dept Pediat, Houston, TX 77030 USA
[4] Univ Alabama Birmingham, Civitan Int Res Ctr, Birmingham, AL USA
[5] Univ Alabama Birmingham, Dept Pediat, Birmingham, AL USA
[6] Univ Alabama Birmingham, Dept Neurol, Birmingham, AL 35294 USA
[7] Univ Alabama Birmingham, Dept Neurobiol, Birmingham, AL 35294 USA
[8] Univ Alabama Birmingham, Dept Genet, Birmingham, AL 35294 USA
[9] Baylor Coll Med, Dept Neurol, Houston, TX 77030 USA
[10] Baylor Coll Med, Dept Neurosci, Houston, TX 77030 USA
[11] Baylor Coll Med, Howard Hughes Med Inst, Houston, TX 77030 USA