00255nam a22001217a 4500003000400000082001800004100001900022245002900041260002600070300000700096650001900103653001100122SGT  a617.632bE24S  aSingh, Nishtha  aErgonomics in Dentistry   bSGT University c2024  a69  aPeriodontology  aMDS LD