Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author exact 801001593887 cql: author exact 801000871441 Add to list Journal Article A1 Simultaneous, quantitative determination of opiates, amphetamines, cocaine and benzoylecgonine in oral fluid by liquid chromatography quadrupole-time-of-flight mass spectrometry Kjell Mortier (UGent) , Kristof Maudens, Willy Lambert (UGent) , Karine Clauwaert (UGent) , Jan Van Bocxlaer (UGent) , Dieter Deforce (UGent) , Carlos Van Peteghem (UGent) and Andreas De Leenheer (UGent) (2002) JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES. 779(2). p.321-330