National Research Centre

Medical Research Ethics Committee

MREC Reviewer Comment

Protocol Title

Evaluation of 2 Stage Transcrestal Maxillary Sinus Lift with Osseodensification Using Allograft Versus Autogenous–Xenograft in Severely Atrophic Posterior Maxilla: A Radiographic and Histomorphometric Study

Completely satisfied and informative data

Deferral

Informed consent form:

Needs Modification

Animal update comments for researcher

Riham Aly

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