Hartlev, J., Schou, S., Isidor, F., & Nørholt, S. E. (2021). A clinical and radiographic study of implants placed in autogenous bone grafts covered by either a platelet-rich fibrin membrane or deproteinised bovine bone mineral and a collagen membrane: A pilot randomised controlled clinical trial with a 2-year follow-up. Int J Implant Dent.

Hartlev, Jens, Søren Schou, Flemming Isidor, and Sven Erik Nørholt. "A Clinical and Radiographic Study of Implants Placed in Autogenous Bone Grafts Covered By Either a Platelet-rich Fibrin Membrane or Deproteinised Bovine Bone Mineral and a Collagen Membrane: A Pilot Randomised Controlled Clinical Trial With a 2-year Follow-up." Int J Implant Dent 2021.

Hartlev, Jens, Søren Schou, Flemming Isidor, and Sven Erik Nørholt. "A Clinical and Radiographic Study of Implants Placed in Autogenous Bone Grafts Covered By Either a Platelet-rich Fibrin Membrane or Deproteinised Bovine Bone Mineral and a Collagen Membrane: A Pilot Randomised Controlled Clinical Trial With a 2-year Follow-up." Int J Implant Dent 2021.