“FLAME-ATOMIC ABSORPTION SPECTRO­ PHO TOMETRIC DETERMIN A TION OF TRACE METALS IN URINE: Short Communication” (2002) Biological Sciences - PJSIR, 45(1), pp. 23–25. Available at: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/1734 (Accessed: 10 March 2026).