MOHAMED A. S. AL-GHUSSEIN and ABBAS MOHAMED (2017) “Metformin is cytotoxic against cervical cancer Helavia modulation (p53, caspase-3, bcl2, cox-1,Cyclin-d1) genes expression”, International Journal of Pharma and Bio Sciences, 8(3), pp. 421–427. doi: 10.22376/ijpbs.2017.8.3.b 421-427.