Faisal Arshad, Jasbinder Kumar, Parveen Akhtar Lone and Sudha Bijyal 2022. Patients Knowledge and Perception about Orthodontic Extraction of Sound Permanent Teeth. Journal of Evolution of Medical and Dental Sciences. 11, 11 (Oct. 2022), 862–866. DOI:https://doi.org/10.14260/jemds.v11i11.238.