00289nam a22001217a 4500003000400000082001800004100001300022245004300035260004400078300000700122650001900129653001900148SGT  a617.632bC21H  aHarender  aClinical evaluation and comparison....  aGurugram, HaryanabSGT Universityc2021  a90  aPeriodontology  aPeriodontology