TY - JOUR AN - 8 AU - Fritsch,MJ. AU - Kienke,S. AU - Manwaring,KH. TI - Endoscopic aqueductoplasty and interventriculostomy for the treatment of isolated fourth ventricle in children. JO - Neurosurgery PY - 2004 VL - 55 SP - 372-377 M2 - 372 ER -