Varun Wadhwani et al. 2023. Association of Gingival Biotypes and Retraction Method Used on Quality of Two Stage Putty Impressions- A Retrospective Study. Journal of Population Therapeutics and Clinical Pharmacology. 30, 10 (May 2023), 320–328. DOI:https://doi.org/10.47750/jptcp.2023.30.10.036.