Al-jassani, J. M. H. “Significance of Serum Heat Stable Alkaline Phosphatase As a Marker in Lung Cancer”. Al-Qadisiyah Journal of Pure Science, Vol. 19, no. 4, Aug. 2017, pp. 166-70, https://www.journalsc.qu.edu.iq.51-77-64-103.cpanel.site/index.php/JOPS/article/view/294.