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Clinical use during a horizontal bone augmentation surgery. A. PRF clot in sterile gauze for serum release. B. Allograft mixed with PRF clot. C. Location of PRF + allograft in the alveolar ridge to augment in width. Note the PRF layer over the bone graft. D. Final suture. It was not necessary to expose the PRF membrane layer because in this case it was possible to bind the mucosal margins.
