TY - JOUR TI - Validated method for the simultaneous determination of methadone and its main metabolites (EDDP and EMDP) in plasma of umbilical cord blood by gas chromatography–mass spectrometry AU - Panagiota D. Nikolaou AU - Ioannis I. Papoutsis AU - Julia Atta-Politou AU - Sotiris A. Athanaselis AU - Chara A. Spiliopoulou AU - Antony C. Calokerinos AU - Constantinos P. Maravelias JO - Journal of Chromatography B PY - 2008 VL - 867 TODO - 2 SP - 219--225 PB - ELSEVIER BV SN - 1570-0232 TODO - 10.1016/j.jchromb.2008.04.006 TODO - null TODO - null ER -