TY - GEN AU - Moreno,I E D AU - da Fonseca,B M AU - Barroso,M AU - Costa,S AU - Queiroz,J A AU - Gallardo,E TI - Determination of piperazine-type stimulants in human urine by means of microextraction in packed sorbent and high performance liquid chromatography-diode array detection SN - 1873-264X PY - 2012///0928 KW - Adsorption KW - Central Nervous System Stimulants KW - urine KW - Chromatography, High Pressure Liquid KW - methods KW - Humans KW - Liquid Phase Microextraction KW - Piperazines KW - Reproducibility of Results N1 - Publication Type: Comparative Study; Journal Article UR - https://doi.org/10.1016/j.jpba.2011.12.004 ER -