White matter abnormalities in phenylketonuria: results of magnetic resonance measurementsKurt Ullrich, HG Koch, Ulrich Bick et al.|Acta Paediatrica|1994Cited by 45
Magnetic resonance imaging and proton spectroscopy in PKUKurt Ullrich, Alexander Ludolph, B. Fünders et al.|Max Planck Institute for Plasma Physics|1995Cited by 4