TY  - RPRT
TI  - Generic solid phase extraction-liquid chromatography-tandem mass spectrometry method for fast determination of drugs in biological fluids.
AU  - Anniek Schellen
AU  - Bert Ooms
AU  - Dick van de Lagemaat
AU  - Rob Vreeken
AU  - William D van Dongen
PY  - 2003
DO  - 10.1016/s1570-0232(02)01013-9
UR  - https://pubmed.ncbi.nlm.nih.gov/12705965/
ID  - 12705965
ER  -