Figure 1
From: Gingival health in relation to clinical crown length: a case report

Clinical photograph of the anterior gingiva of a 27-year-old male showing necrotizing ulcerative gingivitis (NUG).
From: Gingival health in relation to clinical crown length: a case report
Clinical photograph of the anterior gingiva of a 27-year-old male showing necrotizing ulcerative gingivitis (NUG).