TY - BOOK AU - Nasim, Humera AU - Lone, Muneeb Ahmed ED - Dow University of Health Science TI - Comparative evaluation of gingival displacement by polytetrafluoroethylene (PTFE) and Conventional Retraction Cord- A randomized control trial SN - 9789696852445 PY - 2021/// CY - Karachi KW - Masters of Sciences KW - Prosthodontics ER -