WINTIA, W. .; UTAMI, M. R. . Preparasi Sampel Pada Analisis Tramadol Dalam Urin Dengan Metode Gas Chromatography-Mass Spectometry (GC-MS): Tinjauan Literatur. Jurnal Ners, [S. l.], v. 9, n. 1, p. 749–754, 2024. DOI: 10.31004/jn.v9i1.29966. Disponível em: http://journal.universitaspahlawan.ac.id/index.php/ners/article/view/29966. Acesso em: 4 dec. 2024.