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7- Etiology of periodontal diseases-1(Local factors)-Dr Wadhah Periodontology lectures.د/وضاح الحاج

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10- Classification of periodontal diseases - Dr Wadhah Periodontology lectures. د/ وضاح الحاج

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15-Periodontal diseases-5(Acute periodontal infections)-Dr Wadhah Periodontology lectures.وضاح الحاج

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12-Periodontal diseases-2(Desquamative-Plasma cell gingivitis) Wadhah Periodontology lectures.د.وضاح

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