Nakka , C., Mikkilineni, H., Kollipara, S., Ravalika, K. N., K, M. R., & Konchada, J. (2020). Comparative evaluation of gingival displacement using retraction cord impregnated with Astringedent®, Magic foam and Expasyl: an in vivo study: Gingival displacement using various retraction cords. International Journal of Dental Materials, 2(4), 111–116. https://doi.org/10.37983/IJDM.2020.2402