00395nam a22001097a 4500003000400000082001800004100001700022245019400039260002500233300000700258653002000265SGT  a617.632bC26Y  aYadav, Pooja  aComparative evaluation of regenerative potential of 1% melatonin gel and platelet rich fibrin in combination with demineralised freeze- dried bone allogaft in periodontal intrabony defects   aGurugrambSGTUc2026  a75  a Periodontology