00360nam a22001097a 4500003000400000082001800004100001700022245013600039260004700175300001000222650001800232SGT  a617.643bP15K  aAMNA, KHUSHI  aPREVALENCE OF APICAL ROOT RESORPTION DURING ACTIVE ORTHODONTICS TREATMENT A PROSPECTIVE STUDY OF MAXILLARY AND MANDIBULAR INCISORS   aDELHI NCR bSGT UNIVERSITY GURUGRAM c2015  a1-119  aORTHODONTICS