Essam Eissa, M., and H. S. Hamed. “Application of Statistical Quality Control Tools for Monitoring of Pharmaceutical Product Properties: SISPQ, GxP, Pharmaceutical Product, Drug Properties”. Biological Sciences - PJSIR, vol. 62, no. 1, Apr. 2019, pp. 39-48, doi:10.52763/PJSIR.BIOL.SCI.62.1.2019.39.48.