SHIRIN, K., M. QADIRUDDIN, WILLAM W.T. MANSER, and AZHAR M. SYED. “?TECHNIQUES USED IN TRACE ELEMENT ANALYSIS OF URINARY CALCULI BY ATOMIC ABSORPTION SPECTROSCOPY”. Biological Sciences - PJSIR 37, no. 3 (February 21, 1994): 88–91. Accessed July 22, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/2586.