00859nac a22001697a 4500001000500000003000300005005001700008008004100025040000800066100001700074245012400091260006900215300028900284501006800573504004100641562000700682T490TD20260128043231.0210422b        xxu||||| |||| 00| 0 eng d  cNAJ  aFaisal Salim  aFactors contributing to calculus deposition in smoker and non- smokers, A didactic approach using discriminant analysis  aKarachi:bCollege of Dentistry, AIDM, Ziauddin University,c2021  bThis thesis is submitted to the College of Dentistry in Partial Fulfillment of the requirement for the degree of MSC in the field of Periodontology, Department of Dentistry of Altamash Institute of Dental Medicine, under program affiliated with  Ziauddin University, Karachi, Pakistan  aThesis (M.Phil in Periodontology) -- Ziauddin University, 2021.  aIncludes bibliographical references   cCD