[1]
B. V. Huy, T. Q. Tùng, and L. V. . Đăng Giao, “DETERMINATION OF NICOTINE IN TOBACCO WORKER’S URINE USING LIQUID-LIQUID EXTRACTION AND GAS CHROMATOGRAPHY-MASS SPECTROMETRY (GC-MS)”, hueuni-jns, vol. 126, no. 1A, pp. 141-149, Jul. 2017.