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Figure 3: (a) Representative image of proliferative verrucous leukoplakia stained with Bcl-2 (×20) (b) Proliferative verrucous leukoplakia having progressed to squamous cell carcinoma stained with Bcl-2 (×20) (c) a primary squamous cell carcinoma stained with Bcl-2 (×20)

Figure 3: (a) Representative image of proliferative verrucous leukoplakia stained with Bcl-2 (×20) (b) Proliferative verrucous leukoplakia having progressed to squamous cell carcinoma stained with Bcl-2 (×20) (c) a primary squamous cell carcinoma stained with Bcl-2 (×20)