. . . "wetenschappelijk artikel"@nl . . . . . "1990-09-01T00:00:00Z"^^ . . "Identification and differentiation of barbiturates, other sedative-hypnotics and their metabolites in urine integrated in a general screening procedure using computerized gas chromatography-mass spectrometry"@nl . . . . "scientific article published on 01 September 1990"@en . . . . . . . "H H Maurer" . . . . . . "Identification and differentiation of barbiturates, other sedative-hypnotics and their metabolites in urine integrated in a general screening procedure using computerized gas chromatography-mass spectrometry"@en . . . . . . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0443 \u0432\u0435\u0440\u0435\u0441\u043D\u0456 1990"@uk . . . . . "307-326" . "Identification and differentiation of barbiturates, other sedative-hypnotics and their metabolites in urine integrated in a general screening procedure using computerized gas chromatography-mass spectrometry"@nl . . . . . "Identification and differentiation of barbiturates, other sedative-hypnotics and their metabolites in urine integrated in a general screening procedure using computerized gas chromatography-mass spectrometry"@en . . . . . . . . "Identification and differentiation of barbiturates, other sedative-hypnotics and their metabolites in urine integrated in a general screening procedure using computerized gas chromatography-mass spectrometry"@en . . . "Identification and differentiation of barbiturates, other sedative-hypnotics and their metabolites in urine integrated in a general screening procedure using computerized gas chromatography-mass spectrometry"@nl . . . . . . "b\u00E0i b\u00E1o khoa h\u1ECDc"@vi . . . "530" . . "10.1016/S0378-4347(00)82334-8" . "Identification and differentiation of barbiturates, other sedative-hypnotics and their metabolites in urine integrated in a general screening procedure using computerized gas chromatography-mass spectrometry"@en . . . "2079506" . "art\u00EDculu cient\u00EDficu espubliz\u00E1u en setiembre de 1990"@ast . "2" . . . . . .