Screening for Adenylosuccinate Lyase Deficiency: Clinical, Biochemical and Molecular Findings in Four Patients - Castro, M; Pérez-Cerdá, C; Merinero, B; García, M J; Bernar, J; Gil Nagel, A; Torres, J; Bermúdez, M; Garavito, P; Marie, S; Vincent, F; Van den Berghe, G; Ugarte, M (Neuropediatrics, 2002)