"scientific article published on 01 February 1983"@en . . . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@sq . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@en . "J A Phipps" . "10.1016/S0378-4347(00)86145-9" . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@nl . . "6833437" . "article scientifique publi\u00E9 en 1983"@fr . . . . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@sq . . . "L Strunin" . . "2" . . "1983-02-01T00:00:00Z"^^ . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@en . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@nl . "M A Sabourin" . . . . . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@en . . "art\u00EDculu cient\u00EDficu espubliz\u00E1u en febreru de 1983"@ast . "W Buckingham" . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@sq . . . "272" . . . "\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 \u0432 \u043B\u044E\u0442\u043E\u043C\u0443 1983"@uk . "wetenschappelijk artikel"@nl . . . . "392-395" . . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@nl . . "Detection of picogram concentrations of fentanyl in plasma by gas--liquid chromatography"@en .