Tanu Gupta, Ashish Choudhary, Prabhakar Gupta, Sachin Kumar. AN IN VITRO RESEARCH EXAMINED THE RETENTION OF METALLIC AND NON-METALLIC DOUBLE CROWN RETAINED MANDIBULAR OVERDENTURES ON IMPLANTS. J Popl Ther Clin Pharmacol. 2023;30(17):1691-1701. doi:10.53555/jptcp.v30i17.2832