@article{2972845, title = "Two-step silylation procedure for the unified analysis of 190 doping control substances in human urine samples by GC–MS", author = "P Kiousi and YS Angelis and E Lyris and M Koupparis and AC Calokerinos and J Atta-Politou and CG Georgakopoulos", journal = "Bioanalysis", year = "2009", volume = "1", number = "7", pages = "1209--1224", publisher = "Future Science Ltd", issn = "1757-6180", doi = "10.4155/bio.09.113" }