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50- Periodontitis associated with endodontic lesions-Dr Wadhah Periodontology lectures.د/ وضاح الحاج
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53- Trauma from occlusion - Dr Wadhah Periodontology lectures.د/ وضاح الحاج
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34- Periodontal surgery-3 (Flaps and incisions -2) - Dr Wadhah Periodontology lectures.د/ وضاح الحاج
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30- Dental plaque control – 1 (Mechanical) - Dr Wadhah Periodontology lectures. د/ وضاح الحاج
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27- Periodontal instrumentation–1(Manual instruments)- Dr Wadhah Periodontology lectures. وضاح الحاج
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32- Periodontal surgery -1 (Introduction) - Dr Wadhah Periodontology lectures.د/ وضاح الحاج
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37-Periodontal surgery-6(Crown lengthening procedures )Wadhah Periodontology lectures.د/ وضاح الحاج
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