A New Index for Assessment of Severity and Extent of Gingival Pigmentation; A Diagnostic Cross-Sectional Study According to Inter and Intra-Observer Variability
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Background: Classification of gingival pigmentation (GP) is often performed using gingival pigmentation index (GPI), melanin pigmentation index (MPI), oral pigmentation index (DOPI), melanin index (MI), or physiologic/pathologic ... ...
