TY - BOOK AU - Raghu Raaman .A TI - Management of hyperpigmented gingiv a using laser and scalpel blade technique: A Comparative study PY - 2015/// CY - Pondicherry PB - IGIDS,SBV KW - Periodontology N1 - Dr.Pratebha.B Professor, Dept of Periodontology, Puducherry ER -